18904608

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1601}}^1$

素因数の和:1658

約数の個数: 72

約数和(自身を含む): 55105596

約数和(自身を除く): 36200988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1601, 1968, 2952, 3202, 3936, 4803, 5904, 6404, 9606, 11808, 12808, 14409, 19212, 25616, 28818, 38424, 51232, 57636, 65641, 76848, 115272, 131282, 153696, 196923, 230544, 262564, 393846, 461088, 525128, 590769, 787692, 1050256, 1181538, 1575384, 2100512, 2363076, 3150768, 4726152, 6301536, 9452304, 18904608]

約数ペア:

[(1, 18904608), (2, 9452304), (3, 6301536), (4, 4726152), (6, 3150768), (8, 2363076), (9, 2100512), (12, 1575384), (16, 1181538), (18, 1050256), (24, 787692), (32, 590769), (36, 525128), (41, 461088), (48, 393846), (72, 262564), (82, 230544), (96, 196923), (123, 153696), (144, 131282), (164, 115272), (246, 76848), (288, 65641), (328, 57636), (369, 51232), (492, 38424), (656, 28818), (738, 25616), (984, 19212), (1312, 14409), (1476, 12808), (1601, 11808), (1968, 9606), (2952, 6404), (3202, 5904), (3936, 4803)]