19005976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6967}}^1$

素因数の和:7015

約数の個数: 32

約数和(自身を含む): 40135680

約数和(自身を除く): 21129704

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 6967, 13934, 27868, 55736, 76637, 153274, 215977, 306548, 431954, 613096, 863908, 1727816, 2375747, 4751494, 9502988, 19005976]

約数ペア:

[(1, 19005976), (2, 9502988), (4, 4751494), (8, 2375747), (11, 1727816), (22, 863908), (31, 613096), (44, 431954), (62, 306548), (88, 215977), (124, 153274), (248, 76637), (341, 55736), (682, 27868), (1364, 13934), (2728, 6967)]