19718568

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{5827}}^1$

素因数の和:5886

約数の個数: 48

約数和(自身を含む): 54550080

約数和(自身を除く): 34831512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 5827, 11654, 17481, 23308, 34962, 46616, 52443, 69924, 104886, 139848, 209772, 273869, 419544, 547738, 821607, 1095476, 1643214, 2190952, 2464821, 3286428, 4929642, 6572856, 9859284, 19718568]

約数ペア:

[(1, 19718568), (2, 9859284), (3, 6572856), (4, 4929642), (6, 3286428), (8, 2464821), (9, 2190952), (12, 1643214), (18, 1095476), (24, 821607), (36, 547738), (47, 419544), (72, 273869), (94, 209772), (141, 139848), (188, 104886), (282, 69924), (376, 52443), (423, 46616), (564, 34962), (846, 23308), (1128, 17481), (1692, 11654), (3384, 5827)]