201816858

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 439603200

約数和(自身を除く): 237786342

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 211, 239, 422, 478, 633, 667, 717, 1266, 1334, 1434, 2001, 4002, 4853, 5497, 6119, 6931, 9706, 10994, 12238, 13862, 14559, 16491, 18357, 20793, 29118, 32982, 36714, 41586, 50429, 100858, 140737, 151287, 159413, 281474, 302574, 318826, 422211, 478239, 844422, 956478, 1159867, 1462441, 2319734, 2924882, 3479601, 4387323, 6959202, 8774646, 33636143, 67272286, 100908429, 201816858]

約数ペア:

[(1, 201816858), (2, 100908429), (3, 67272286), (6, 33636143), (23, 8774646), (29, 6959202), (46, 4387323), (58, 3479601), (69, 2924882), (87, 2319734), (138, 1462441), (174, 1159867), (211, 956478), (239, 844422), (422, 478239), (478, 422211), (633, 318826), (667, 302574), (717, 281474), (1266, 159413), (1334, 151287), (1434, 140737), (2001, 100858), (4002, 50429), (4853, 41586), (5497, 36714), (6119, 32982), (6931, 29118), (9706, 20793), (10994, 18357), (12238, 16491), (13862, 14559)]