18569680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2393}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 43637832

約数和(自身を除く): 25068152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 2393, 3880, 4786, 7760, 9572, 11965, 19144, 23930, 38288, 47860, 95720, 191440, 232121, 464242, 928484, 1160605, 1856968, 2321210, 3713936, 4642420, 9284840, 18569680]

約数ペア:

[(1, 18569680), (2, 9284840), (4, 4642420), (5, 3713936), (8, 2321210), (10, 1856968), (16, 1160605), (20, 928484), (40, 464242), (80, 232121), (97, 191440), (194, 95720), (388, 47860), (485, 38288), (776, 23930), (970, 19144), (1552, 11965), (1940, 9572), (2393, 7760), (3880, 4786)]