19114290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 58555224

約数和(自身を除く): 39440934

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 31, 34, 39, 45, 51, 62, 65, 78, 85, 90, 93, 102, 117, 130, 153, 155, 170, 186, 195, 221, 234, 255, 279, 306, 310, 390, 403, 442, 465, 510, 527, 558, 585, 663, 765, 806, 930, 961, 1054, 1105, 1170, 1209, 1326, 1395, 1530, 1581, 1922, 1989, 2015, 2210, 2418, 2635, 2790, 2883, 3162, 3315, 3627, 3978, 4030, 4743, 4805, 5270, 5766, 6045, 6630, 6851, 7254, 7905, 8649, 9486, 9610, 9945, 12090, 12493, 13702, 14415, 15810, 16337, 17298, 18135, 19890, 20553, 23715, 24986, 28830, 32674, 34255, 36270, 37479, 41106, 43245, 47430, 49011, 61659, 62465, 68510, 74958, 81685, 86490, 98022, 102765, 112437, 123318, 124930, 147033, 163370, 187395, 205530, 212381, 224874, 245055, 294066, 308295, 374790, 424762, 490110, 562185, 616590, 637143, 735165, 1061905, 1124370, 1274286, 1470330, 1911429, 2123810, 3185715, 3822858, 6371430, 9557145, 19114290]

約数ペア:

[(1, 19114290), (2, 9557145), (3, 6371430), (5, 3822858), (6, 3185715), (9, 2123810), (10, 1911429), (13, 1470330), (15, 1274286), (17, 1124370), (18, 1061905), (26, 735165), (30, 637143), (31, 616590), (34, 562185), (39, 490110), (45, 424762), (51, 374790), (62, 308295), (65, 294066), (78, 245055), (85, 224874), (90, 212381), (93, 205530), (102, 187395), (117, 163370), (130, 147033), (153, 124930), (155, 123318), (170, 112437), (186, 102765), (195, 98022), (221, 86490), (234, 81685), (255, 74958), (279, 68510), (306, 62465), (310, 61659), (390, 49011), (403, 47430), (442, 43245), (465, 41106), (510, 37479), (527, 36270), (558, 34255), (585, 32674), (663, 28830), (765, 24986), (806, 23715), (930, 20553), (961, 19890), (1054, 18135), (1105, 17298), (1170, 16337), (1209, 15810), (1326, 14415), (1395, 13702), (1530, 12493), (1581, 12090), (1922, 9945), (1989, 9610), (2015, 9486), (2210, 8649), (2418, 7905), (2635, 7254), (2790, 6851), (2883, 6630), (3162, 6045), (3315, 5766), (3627, 5270), (3978, 4805), (4030, 4743)]