18861330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 49517568

約数和(自身を除く): 30656238

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1193, 1581, 2386, 2635, 3162, 3579, 5270, 5965, 7158, 7905, 11930, 15810, 17895, 20281, 35790, 36983, 40562, 60843, 73966, 101405, 110949, 121686, 184915, 202810, 221898, 304215, 369830, 554745, 608430, 628711, 1109490, 1257422, 1886133, 3143555, 3772266, 6287110, 9430665, 18861330]

約数ペア:

[(1, 18861330), (2, 9430665), (3, 6287110), (5, 3772266), (6, 3143555), (10, 1886133), (15, 1257422), (17, 1109490), (30, 628711), (31, 608430), (34, 554745), (51, 369830), (62, 304215), (85, 221898), (93, 202810), (102, 184915), (155, 121686), (170, 110949), (186, 101405), (255, 73966), (310, 60843), (465, 40562), (510, 36983), (527, 35790), (930, 20281), (1054, 17895), (1193, 15810), (1581, 11930), (2386, 7905), (2635, 7158), (3162, 5965), (3579, 5270)]