18423432

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{79}}^2$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 51768990

約数和(自身を除く): 33345558

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 79, 82, 123, 158, 164, 237, 246, 316, 328, 369, 474, 492, 632, 711, 738, 948, 984, 1422, 1476, 1896, 2844, 2952, 3239, 5688, 6241, 6478, 9717, 12482, 12956, 18723, 19434, 24964, 25912, 29151, 37446, 38868, 49928, 56169, 58302, 74892, 77736, 112338, 116604, 149784, 224676, 233208, 255881, 449352, 511762, 767643, 1023524, 1535286, 2047048, 2302929, 3070572, 4605858, 6141144, 9211716, 18423432]

約数ペア:

[(1, 18423432), (2, 9211716), (3, 6141144), (4, 4605858), (6, 3070572), (8, 2302929), (9, 2047048), (12, 1535286), (18, 1023524), (24, 767643), (36, 511762), (41, 449352), (72, 255881), (79, 233208), (82, 224676), (123, 149784), (158, 116604), (164, 112338), (237, 77736), (246, 74892), (316, 58302), (328, 56169), (369, 49928), (474, 38868), (492, 37446), (632, 29151), (711, 25912), (738, 24964), (948, 19434), (984, 18723), (1422, 12956), (1476, 12482), (1896, 9717), (2844, 6478), (2952, 6241), (3239, 5688)]