18478524

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 27486276

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 239, 379, 478, 717, 758, 956, 1137, 1434, 1516, 2274, 2868, 4063, 4548, 6443, 8126, 12189, 12886, 16252, 19329, 24378, 25772, 38658, 48756, 77316, 90581, 181162, 271743, 362324, 543486, 1086972, 1539877, 3079754, 4619631, 6159508, 9239262, 18478524]

約数ペア:

[(1, 18478524), (2, 9239262), (3, 6159508), (4, 4619631), (6, 3079754), (12, 1539877), (17, 1086972), (34, 543486), (51, 362324), (68, 271743), (102, 181162), (204, 90581), (239, 77316), (379, 48756), (478, 38658), (717, 25772), (758, 24378), (956, 19329), (1137, 16252), (1434, 12886), (1516, 12189), (2274, 8126), (2868, 6443), (4063, 4548)]