20174195344

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1\times {\mathrm{757}}^1$

素因数の和:1448

約数の個数: 80

約数和(自身を含む): 41213612160

約数和(自身を除く): 21039416816

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 139, 184, 278, 368, 521, 556, 757, 1042, 1112, 1514, 2084, 2224, 3028, 3197, 4168, 6056, 6394, 8336, 11983, 12112, 12788, 17411, 23966, 25576, 34822, 47932, 51152, 69644, 72419, 95864, 105223, 139288, 144838, 191728, 210446, 278576, 289676, 394397, 420892, 579352, 788794, 841784, 1158704, 1577588, 1665637, 1683568, 2420129, 3155176, 3331274, 4840258, 6310352, 6662548, 9071131, 9680516, 13325096, 18142262, 19361032, 26650192, 36284524, 38722064, 54821183, 72569048, 109642366, 145138096, 219284732, 438569464, 877138928, 1260887209, 2521774418, 5043548836, 10087097672, 20174195344]

約数ペア:

[(1, 20174195344), (2, 10087097672), (4, 5043548836), (8, 2521774418), (16, 1260887209), (23, 877138928), (46, 438569464), (92, 219284732), (139, 145138096), (184, 109642366), (278, 72569048), (368, 54821183), (521, 38722064), (556, 36284524), (757, 26650192), (1042, 19361032), (1112, 18142262), (1514, 13325096), (2084, 9680516), (2224, 9071131), (3028, 6662548), (3197, 6310352), (4168, 4840258), (6056, 3331274), (6394, 3155176), (8336, 2420129), (11983, 1683568), (12112, 1665637), (12788, 1577588), (17411, 1158704), (23966, 841784), (25576, 788794), (34822, 579352), (47932, 420892), (51152, 394397), (69644, 289676), (72419, 278576), (95864, 210446), (105223, 191728), (139288, 144838)]