20462484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 57286656

約数和(自身を除く): 36824172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 71, 73, 84, 94, 141, 142, 146, 188, 213, 219, 282, 284, 292, 329, 426, 438, 497, 511, 564, 658, 852, 876, 987, 994, 1022, 1316, 1491, 1533, 1974, 1988, 2044, 2982, 3066, 3337, 3431, 3948, 5183, 5964, 6132, 6674, 6862, 10011, 10293, 10366, 13348, 13724, 15549, 20022, 20586, 20732, 23359, 24017, 31098, 36281, 40044, 41172, 46718, 48034, 62196, 70077, 72051, 72562, 93436, 96068, 108843, 140154, 144102, 145124, 217686, 243601, 280308, 288204, 435372, 487202, 730803, 974404, 1461606, 1705207, 2923212, 3410414, 5115621, 6820828, 10231242, 20462484]

約数ペア:

[(1, 20462484), (2, 10231242), (3, 6820828), (4, 5115621), (6, 3410414), (7, 2923212), (12, 1705207), (14, 1461606), (21, 974404), (28, 730803), (42, 487202), (47, 435372), (71, 288204), (73, 280308), (84, 243601), (94, 217686), (141, 145124), (142, 144102), (146, 140154), (188, 108843), (213, 96068), (219, 93436), (282, 72562), (284, 72051), (292, 70077), (329, 62196), (426, 48034), (438, 46718), (497, 41172), (511, 40044), (564, 36281), (658, 31098), (852, 24017), (876, 23359), (987, 20732), (994, 20586), (1022, 20022), (1316, 15549), (1491, 13724), (1533, 13348), (1974, 10366), (1988, 10293), (2044, 10011), (2982, 6862), (3066, 6674), (3337, 6132), (3431, 5964), (3948, 5183)]