18905016

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 52704000

約数和(自身を除く): 33798984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 59, 78, 79, 104, 118, 156, 158, 169, 177, 236, 237, 312, 316, 338, 354, 472, 474, 507, 632, 676, 708, 767, 948, 1014, 1027, 1352, 1416, 1534, 1896, 2028, 2054, 2301, 3068, 3081, 4056, 4108, 4602, 4661, 6136, 6162, 8216, 9204, 9322, 9971, 12324, 13351, 13983, 18408, 18644, 19942, 24648, 26702, 27966, 29913, 37288, 39884, 40053, 53404, 55932, 59826, 60593, 79768, 80106, 106808, 111864, 119652, 121186, 160212, 181779, 239304, 242372, 320424, 363558, 484744, 727116, 787709, 1454232, 1575418, 2363127, 3150836, 4726254, 6301672, 9452508, 18905016]

約数ペア:

[(1, 18905016), (2, 9452508), (3, 6301672), (4, 4726254), (6, 3150836), (8, 2363127), (12, 1575418), (13, 1454232), (24, 787709), (26, 727116), (39, 484744), (52, 363558), (59, 320424), (78, 242372), (79, 239304), (104, 181779), (118, 160212), (156, 121186), (158, 119652), (169, 111864), (177, 106808), (236, 80106), (237, 79768), (312, 60593), (316, 59826), (338, 55932), (354, 53404), (472, 40053), (474, 39884), (507, 37288), (632, 29913), (676, 27966), (708, 26702), (767, 24648), (948, 19942), (1014, 18644), (1027, 18408), (1352, 13983), (1416, 13351), (1534, 12324), (1896, 9971), (2028, 9322), (2054, 9204), (2301, 8216), (3068, 6162), (3081, 6136), (4056, 4661), (4108, 4602)]