20216272432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1\times {\mathrm{2089}}^1$

素因数の和:2918

約数の個数: 80

約数和(自身を含む): 42431748480

約数和(自身を除く): 22215476048

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 757, 799, 1514, 1598, 2089, 3028, 3196, 4178, 6056, 6392, 8356, 12112, 12784, 12869, 16712, 25738, 33424, 35513, 35579, 51476, 71026, 71158, 98183, 102952, 142052, 142316, 196366, 205904, 284104, 284632, 392732, 568208, 569264, 604843, 785464, 1209686, 1570928, 1581373, 1669111, 2419372, 3162746, 3338222, 4838744, 6325492, 6676444, 9677488, 12650984, 13352888, 25301968, 26705776, 26883341, 53766682, 74324531, 107533364, 148649062, 215066728, 297298124, 430133456, 594596248, 1189192496, 1263517027, 2527034054, 5054068108, 10108136216, 20216272432]

約数ペア:

[(1, 20216272432), (2, 10108136216), (4, 5054068108), (8, 2527034054), (16, 1263517027), (17, 1189192496), (34, 594596248), (47, 430133456), (68, 297298124), (94, 215066728), (136, 148649062), (188, 107533364), (272, 74324531), (376, 53766682), (752, 26883341), (757, 26705776), (799, 25301968), (1514, 13352888), (1598, 12650984), (2089, 9677488), (3028, 6676444), (3196, 6325492), (4178, 4838744), (6056, 3338222), (6392, 3162746), (8356, 2419372), (12112, 1669111), (12784, 1581373), (12869, 1570928), (16712, 1209686), (25738, 785464), (33424, 604843), (35513, 569264), (35579, 568208), (51476, 392732), (71026, 284632), (71158, 284104), (98183, 205904), (102952, 196366), (142052, 142316)]