20172620208

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1483}}^1\times {\mathrm{21799}}^1$

素因数の和:23306

約数の個数: 80

約数和(自身を含む): 56161683200

約数和(自身を除く): 35989062992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1483, 2966, 4449, 5932, 8898, 11864, 17796, 19279, 21799, 23728, 35592, 38558, 43598, 57837, 65397, 71184, 77116, 87196, 115674, 130794, 154232, 174392, 231348, 261588, 283387, 308464, 348784, 462696, 523176, 566774, 850161, 925392, 1046352, 1133548, 1700322, 2267096, 3400644, 4534192, 6801288, 13602576, 32327917, 64655834, 96983751, 129311668, 193967502, 258623336, 387935004, 420262921, 517246672, 775870008, 840525842, 1260788763, 1551740016, 1681051684, 2521577526, 3362103368, 5043155052, 6724206736, 10086310104, 20172620208]

約数ペア:

[(1, 20172620208), (2, 10086310104), (3, 6724206736), (4, 5043155052), (6, 3362103368), (8, 2521577526), (12, 1681051684), (13, 1551740016), (16, 1260788763), (24, 840525842), (26, 775870008), (39, 517246672), (48, 420262921), (52, 387935004), (78, 258623336), (104, 193967502), (156, 129311668), (208, 96983751), (312, 64655834), (624, 32327917), (1483, 13602576), (2966, 6801288), (4449, 4534192), (5932, 3400644), (8898, 2267096), (11864, 1700322), (17796, 1133548), (19279, 1046352), (21799, 925392), (23728, 850161), (35592, 566774), (38558, 523176), (43598, 462696), (57837, 348784), (65397, 308464), (71184, 283387), (77116, 261588), (87196, 231348), (115674, 174392), (130794, 154232)]