17868950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 37002096

約数和(自身を除く): 19133146

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 265, 275, 530, 550, 583, 613, 1166, 1226, 1325, 2650, 2915, 3065, 5830, 6130, 6743, 13486, 14575, 15325, 29150, 30650, 32489, 33715, 64978, 67430, 162445, 168575, 324890, 337150, 357379, 714758, 812225, 1624450, 1786895, 3573790, 8934475, 17868950]

約数ペア:

[(1, 17868950), (2, 8934475), (5, 3573790), (10, 1786895), (11, 1624450), (22, 812225), (25, 714758), (50, 357379), (53, 337150), (55, 324890), (106, 168575), (110, 162445), (265, 67430), (275, 64978), (530, 33715), (550, 32489), (583, 30650), (613, 29150), (1166, 15325), (1226, 14575), (1325, 13486), (2650, 6743), (2915, 6130), (3065, 5830)]