20852803048

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{96997}}^1$

素因数の和:97370

約数の個数: 64

約数和(自身を含む): 48886992000

約数和(自身を除く): 28034188952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 349, 616, 698, 1396, 2443, 2792, 3839, 4886, 7678, 9772, 15356, 19544, 26873, 30712, 53746, 96997, 107492, 193994, 214984, 387988, 678979, 775976, 1066967, 1357958, 2133934, 2715916, 4267868, 5431832, 7468769, 8535736, 14937538, 29875076, 33851953, 59750152, 67703906, 135407812, 236963671, 270815624, 372371483, 473927342, 744742966, 947854684, 1489485932, 1895709368, 2606600381, 2978971864, 5213200762, 10426401524, 20852803048]

約数ペア:

[(1, 20852803048), (2, 10426401524), (4, 5213200762), (7, 2978971864), (8, 2606600381), (11, 1895709368), (14, 1489485932), (22, 947854684), (28, 744742966), (44, 473927342), (56, 372371483), (77, 270815624), (88, 236963671), (154, 135407812), (308, 67703906), (349, 59750152), (616, 33851953), (698, 29875076), (1396, 14937538), (2443, 8535736), (2792, 7468769), (3839, 5431832), (4886, 4267868), (7678, 2715916), (9772, 2133934), (15356, 1357958), (19544, 1066967), (26873, 775976), (30712, 678979), (53746, 387988), (96997, 214984), (107492, 193994)]