20771736016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{283519}}^1$

素因数の和:283787

約数の個数: 40

約数和(自身を含む): 42539340800

約数和(自身を除く): 21767604784

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 241, 304, 482, 964, 1928, 3856, 4579, 9158, 18316, 36632, 73264, 283519, 567038, 1134076, 2268152, 4536304, 5386861, 10773722, 21547444, 43094888, 68328079, 86189776, 136656158, 273312316, 546624632, 1093249264, 1298233501, 2596467002, 5192934004, 10385868008, 20771736016]

約数ペア:

[(1, 20771736016), (2, 10385868008), (4, 5192934004), (8, 2596467002), (16, 1298233501), (19, 1093249264), (38, 546624632), (76, 273312316), (152, 136656158), (241, 86189776), (304, 68328079), (482, 43094888), (964, 21547444), (1928, 10773722), (3856, 5386861), (4579, 4536304), (9158, 2268152), (18316, 1134076), (36632, 567038), (73264, 283519)]