20173671414

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{283}}^1\times {\mathrm{317}}^1$

素因数の和:683

約数の個数: 144

約数和(自身を含む): 48965179536

約数和(自身を除く): 28791508122

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 283, 317, 403, 558, 566, 634, 806, 849, 951, 961, 1209, 1698, 1902, 1922, 2418, 2547, 2853, 2883, 3627, 3679, 4121, 5094, 5706, 5766, 7254, 7358, 8242, 8649, 8773, 9827, 11037, 12363, 12493, 17298, 17546, 19654, 22074, 24726, 24986, 26319, 29481, 33111, 37089, 37479, 52638, 58962, 66222, 74178, 74958, 78957, 88443, 89711, 112437, 114049, 127751, 157914, 176886, 179422, 224874, 228098, 255502, 269133, 271963, 304637, 342147, 383253, 538266, 543926, 609274, 684294, 766506, 807399, 815889, 913911, 1026441, 1149759, 1166243, 1614798, 1631778, 1827822, 2052882, 2299518, 2332486, 2447667, 2741733, 2781041, 3498729, 3535519, 3960281, 4895334, 5483466, 5562082, 6997458, 7071038, 7920562, 8343123, 10496187, 10606557, 11880843, 16686246, 20992374, 21213114, 23761686, 25029369, 31819671, 35642529, 36153533, 50058738, 63639342, 71285058, 72307066, 86212271, 108460599, 172424542, 216921198, 258636813, 325381797, 517273626, 650763594, 775910439, 1120759523, 1551820878, 2241519046, 3362278569, 6724557138, 10086835707, 20173671414]

約数ペア:

[(1, 20173671414), (2, 10086835707), (3, 6724557138), (6, 3362278569), (9, 2241519046), (13, 1551820878), (18, 1120759523), (26, 775910439), (31, 650763594), (39, 517273626), (62, 325381797), (78, 258636813), (93, 216921198), (117, 172424542), (186, 108460599), (234, 86212271), (279, 72307066), (283, 71285058), (317, 63639342), (403, 50058738), (558, 36153533), (566, 35642529), (634, 31819671), (806, 25029369), (849, 23761686), (951, 21213114), (961, 20992374), (1209, 16686246), (1698, 11880843), (1902, 10606557), (1922, 10496187), (2418, 8343123), (2547, 7920562), (2853, 7071038), (2883, 6997458), (3627, 5562082), (3679, 5483466), (4121, 4895334), (5094, 3960281), (5706, 3535519), (5766, 3498729), (7254, 2781041), (7358, 2741733), (8242, 2447667), (8649, 2332486), (8773, 2299518), (9827, 2052882), (11037, 1827822), (12363, 1631778), (12493, 1614798), (17298, 1166243), (17546, 1149759), (19654, 1026441), (22074, 913911), (24726, 815889), (24986, 807399), (26319, 766506), (29481, 684294), (33111, 609274), (37089, 543926), (37479, 538266), (52638, 383253), (58962, 342147), (66222, 304637), (74178, 271963), (74958, 269133), (78957, 255502), (88443, 228098), (89711, 224874), (112437, 179422), (114049, 176886), (127751, 157914)]