20616422886

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{4751}}^1$

素因数の和:4971

約数の個数: 128

約数和(自身を含む): 50500454400

約数和(自身を除く): 29884031514

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 29, 34, 51, 54, 58, 87, 102, 153, 163, 174, 261, 306, 326, 459, 489, 493, 522, 783, 918, 978, 986, 1467, 1479, 1566, 2771, 2934, 2958, 4401, 4437, 4727, 4751, 5542, 8313, 8802, 8874, 9454, 9502, 13311, 14181, 14253, 16626, 24939, 26622, 28362, 28506, 42543, 42759, 49878, 74817, 80359, 80767, 85086, 85518, 127629, 128277, 137779, 149634, 160718, 161534, 241077, 242301, 255258, 256554, 275558, 413337, 482154, 484602, 723231, 726903, 774413, 826674, 1240011, 1446462, 1453806, 1548826, 2169693, 2180709, 2323239, 2342243, 2480022, 3720033, 4339386, 4361418, 4646478, 4684486, 6969717, 7026729, 7440066, 13165021, 13939434, 14053458, 20909151, 21080187, 22457977, 26330042, 39495063, 41818302, 42160374, 44915954, 63240561, 67373931, 78990126, 118485189, 126481122, 134747862, 202121793, 236970378, 355455567, 381785609, 404243586, 606365379, 710911134, 763571218, 1145356827, 1212730758, 2290713654, 3436070481, 6872140962, 10308211443, 20616422886]

約数ペア:

[(1, 20616422886), (2, 10308211443), (3, 6872140962), (6, 3436070481), (9, 2290713654), (17, 1212730758), (18, 1145356827), (27, 763571218), (29, 710911134), (34, 606365379), (51, 404243586), (54, 381785609), (58, 355455567), (87, 236970378), (102, 202121793), (153, 134747862), (163, 126481122), (174, 118485189), (261, 78990126), (306, 67373931), (326, 63240561), (459, 44915954), (489, 42160374), (493, 41818302), (522, 39495063), (783, 26330042), (918, 22457977), (978, 21080187), (986, 20909151), (1467, 14053458), (1479, 13939434), (1566, 13165021), (2771, 7440066), (2934, 7026729), (2958, 6969717), (4401, 4684486), (4437, 4646478), (4727, 4361418), (4751, 4339386), (5542, 3720033), (8313, 2480022), (8802, 2342243), (8874, 2323239), (9454, 2180709), (9502, 2169693), (13311, 1548826), (14181, 1453806), (14253, 1446462), (16626, 1240011), (24939, 826674), (26622, 774413), (28362, 726903), (28506, 723231), (42543, 484602), (42759, 482154), (49878, 413337), (74817, 275558), (80359, 256554), (80767, 255258), (85086, 242301), (85518, 241077), (127629, 161534), (128277, 160718), (137779, 149634)]