18843272

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 42940800

約数和(自身を除く): 24097528

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 41, 56, 58, 82, 116, 164, 203, 232, 283, 287, 328, 406, 566, 574, 812, 1132, 1148, 1189, 1624, 1981, 2264, 2296, 2378, 3962, 4756, 7924, 8207, 8323, 9512, 11603, 15848, 16414, 16646, 23206, 32828, 33292, 46412, 57449, 65656, 66584, 81221, 92824, 114898, 162442, 229796, 324884, 336487, 459592, 649768, 672974, 1345948, 2355409, 2691896, 4710818, 9421636, 18843272]

約数ペア:

[(1, 18843272), (2, 9421636), (4, 4710818), (7, 2691896), (8, 2355409), (14, 1345948), (28, 672974), (29, 649768), (41, 459592), (56, 336487), (58, 324884), (82, 229796), (116, 162442), (164, 114898), (203, 92824), (232, 81221), (283, 66584), (287, 65656), (328, 57449), (406, 46412), (566, 33292), (574, 32828), (812, 23206), (1132, 16646), (1148, 16414), (1189, 15848), (1624, 11603), (1981, 9512), (2264, 8323), (2296, 8207), (2378, 7924), (3962, 4756)]