20993965734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1\times {\mathrm{12829}}^1$

素因数の和:13717

約数の個数: 64

約数和(自身を含む): 49070131200

約数和(自身を除く): 28076165466

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 829, 987, 1658, 1974, 2487, 4974, 5803, 11606, 12829, 17409, 25658, 34818, 38487, 38963, 76974, 77926, 89803, 116889, 179606, 233778, 269409, 272741, 538818, 545482, 602963, 818223, 1205926, 1636446, 1808889, 3617778, 4220741, 8441482, 10635241, 12662223, 21270482, 25324446, 31905723, 63811446, 74446687, 148893374, 223340061, 446680122, 499856327, 999712654, 1499568981, 2999137962, 3498994289, 6997988578, 10496982867, 20993965734]

約数ペア:

[(1, 20993965734), (2, 10496982867), (3, 6997988578), (6, 3498994289), (7, 2999137962), (14, 1499568981), (21, 999712654), (42, 499856327), (47, 446680122), (94, 223340061), (141, 148893374), (282, 74446687), (329, 63811446), (658, 31905723), (829, 25324446), (987, 21270482), (1658, 12662223), (1974, 10635241), (2487, 8441482), (4974, 4220741), (5803, 3617778), (11606, 1808889), (12829, 1636446), (17409, 1205926), (25658, 818223), (34818, 602963), (38487, 545482), (38963, 538818), (76974, 272741), (77926, 269409), (89803, 233778), (116889, 179606)]