18494364

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 51020928

約数和(自身を除く): 32526564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 71, 84, 98, 142, 147, 196, 213, 284, 294, 426, 443, 497, 588, 852, 886, 994, 1329, 1491, 1772, 1988, 2658, 2982, 3101, 3479, 5316, 5964, 6202, 6958, 9303, 10437, 12404, 13916, 18606, 20874, 21707, 31453, 37212, 41748, 43414, 62906, 65121, 86828, 94359, 125812, 130242, 188718, 220171, 260484, 377436, 440342, 660513, 880684, 1321026, 1541197, 2642052, 3082394, 4623591, 6164788, 9247182, 18494364]

約数ペア:

[(1, 18494364), (2, 9247182), (3, 6164788), (4, 4623591), (6, 3082394), (7, 2642052), (12, 1541197), (14, 1321026), (21, 880684), (28, 660513), (42, 440342), (49, 377436), (71, 260484), (84, 220171), (98, 188718), (142, 130242), (147, 125812), (196, 94359), (213, 86828), (284, 65121), (294, 62906), (426, 43414), (443, 41748), (497, 37212), (588, 31453), (852, 21707), (886, 20874), (994, 18606), (1329, 13916), (1491, 12404), (1772, 10437), (1988, 9303), (2658, 6958), (2982, 6202), (3101, 5964), (3479, 5316)]