18076884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 31794924

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, 433, 497, 588, 852, 866, 994, 1299, 1491, 1732, 1988, 2598, 2982, 3031, 3479, 5196, 5964, 6062, 6958, 9093, 10437, 12124, 13916, 18186, 20874, 21217, 30743, 36372, 41748, 42434, 61486, 63651, 84868, 92229, 122972, 127302, 184458, 215201, 254604, 368916, 430402, 645603, 860804, 1291206, 1506407, 2582412, 3012814, 4519221, 6025628, 9038442, 18076884]

約数ペア:

[(1, 18076884), (2, 9038442), (3, 6025628), (4, 4519221), (6, 3012814), (7, 2582412), (12, 1506407), (14, 1291206), (21, 860804), (28, 645603), (42, 430402), (49, 368916), (71, 254604), (84, 215201), (98, 184458), (142, 127302), (147, 122972), (196, 92229), (213, 84868), (284, 63651), (294, 61486), (426, 42434), (433, 41748), (497, 36372), (588, 30743), (852, 21217), (866, 20874), (994, 18186), (1299, 13916), (1491, 12124), (1732, 10437), (1988, 9093), (2598, 6958), (2982, 6062), (3031, 5964), (3479, 5196)]