18225438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 46006272

約数和(自身を除く): 27780834

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 103, 154, 206, 231, 309, 383, 462, 618, 721, 766, 1133, 1149, 1442, 2163, 2266, 2298, 2681, 3399, 4213, 4326, 5362, 6798, 7931, 8043, 8426, 12639, 15862, 16086, 23793, 25278, 29491, 39449, 47586, 58982, 78898, 88473, 118347, 176946, 236694, 276143, 433939, 552286, 828429, 867878, 1301817, 1656858, 2603634, 3037573, 6075146, 9112719, 18225438]

約数ペア:

[(1, 18225438), (2, 9112719), (3, 6075146), (6, 3037573), (7, 2603634), (11, 1656858), (14, 1301817), (21, 867878), (22, 828429), (33, 552286), (42, 433939), (66, 276143), (77, 236694), (103, 176946), (154, 118347), (206, 88473), (231, 78898), (309, 58982), (383, 47586), (462, 39449), (618, 29491), (721, 25278), (766, 23793), (1133, 16086), (1149, 15862), (1442, 12639), (2163, 8426), (2266, 8043), (2298, 7931), (2681, 6798), (3399, 5362), (4213, 4326)]