17674940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 39436320

約数和(自身を除く): 21761380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 241, 380, 386, 482, 772, 964, 965, 1205, 1930, 2410, 3667, 3860, 4579, 4820, 7334, 9158, 14668, 18316, 18335, 22895, 36670, 45790, 46513, 73340, 91580, 93026, 186052, 232565, 465130, 883747, 930260, 1767494, 3534988, 4418735, 8837470, 17674940]

約数ペア:

[(1, 17674940), (2, 8837470), (4, 4418735), (5, 3534988), (10, 1767494), (19, 930260), (20, 883747), (38, 465130), (76, 232565), (95, 186052), (190, 93026), (193, 91580), (241, 73340), (380, 46513), (386, 45790), (482, 36670), (772, 22895), (964, 18335), (965, 18316), (1205, 14668), (1930, 9158), (2410, 7334), (3667, 4820), (3860, 4579)]