18838470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 52208640

約数和(自身を除く): 33370170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 109, 210, 218, 327, 545, 654, 763, 823, 1090, 1526, 1635, 1646, 2289, 2469, 3270, 3815, 4115, 4578, 4938, 5761, 7630, 8230, 11445, 11522, 12345, 17283, 22890, 24690, 28805, 34566, 57610, 86415, 89707, 172830, 179414, 269121, 448535, 538242, 627949, 897070, 1255898, 1345605, 1883847, 2691210, 3139745, 3767694, 6279490, 9419235, 18838470]

約数ペア:

[(1, 18838470), (2, 9419235), (3, 6279490), (5, 3767694), (6, 3139745), (7, 2691210), (10, 1883847), (14, 1345605), (15, 1255898), (21, 897070), (30, 627949), (35, 538242), (42, 448535), (70, 269121), (105, 179414), (109, 172830), (210, 89707), (218, 86415), (327, 57610), (545, 34566), (654, 28805), (763, 24690), (823, 22890), (1090, 17283), (1526, 12345), (1635, 11522), (1646, 11445), (2289, 8230), (2469, 7630), (3270, 5761), (3815, 4938), (4115, 4578)]