20996839889268

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{8731}}^1\times {\mathrm{76403}}^1$

素因数の和:85245

約数の個数: 96

約数和(自身を含む): 50960328663552

約数和(自身を除く): 29963488774284

約数列:

[1, 2, 3, 4, 6, 12, 43, 61, 86, 122, 129, 172, 183, 244, 258, 366, 516, 732, 2623, 5246, 7869, 8731, 10492, 15738, 17462, 26193, 31476, 34924, 52386, 76403, 104772, 152806, 229209, 305612, 375433, 458418, 532591, 750866, 916836, 1065182, 1126299, 1501732, 1597773, 2130364, 2252598, 3195546, 3285329, 4505196, 4660583, 6391092, 6570658, 9321166, 9855987, 13141316, 13981749, 18642332, 19711974, 22901413, 27963498, 39423948, 45802826, 55926996, 68704239, 91605652, 137408478, 200405069, 274816956, 400810138, 601215207, 667074593, 801620276, 1202430414, 1334149186, 2001223779, 2404860828, 2668298372, 4002447558, 8004895116, 28684207499, 40691550173, 57368414998, 81383100346, 86052622497, 114736829996, 122074650519, 162766200692, 172105244994, 244149301038, 344210489988, 488298602076, 1749736657439, 3499473314878, 5249209972317, 6998946629756, 10498419944634, 20996839889268]

約数ペア:

[(1, 20996839889268), (2, 10498419944634), (3, 6998946629756), (4, 5249209972317), (6, 3499473314878), (12, 1749736657439), (43, 488298602076), (61, 344210489988), (86, 244149301038), (122, 172105244994), (129, 162766200692), (172, 122074650519), (183, 114736829996), (244, 86052622497), (258, 81383100346), (366, 57368414998), (516, 40691550173), (732, 28684207499), (2623, 8004895116), (5246, 4002447558), (7869, 2668298372), (8731, 2404860828), (10492, 2001223779), (15738, 1334149186), (17462, 1202430414), (26193, 801620276), (31476, 667074593), (34924, 601215207), (52386, 400810138), (76403, 274816956), (104772, 200405069), (152806, 137408478), (229209, 91605652), (305612, 68704239), (375433, 55926996), (458418, 45802826), (532591, 39423948), (750866, 27963498), (916836, 22901413), (1065182, 19711974), (1126299, 18642332), (1501732, 13981749), (1597773, 13141316), (2130364, 9855987), (2252598, 9321166), (3195546, 6570658), (3285329, 6391092), (4505196, 4660583)]