18815430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:573

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 29706810

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 79, 85, 102, 158, 170, 237, 255, 395, 467, 474, 510, 790, 934, 1185, 1343, 1401, 2335, 2370, 2686, 2802, 4029, 4670, 6715, 7005, 7939, 8058, 13430, 14010, 15878, 20145, 23817, 36893, 39695, 40290, 47634, 73786, 79390, 110679, 119085, 184465, 221358, 238170, 368930, 553395, 627181, 1106790, 1254362, 1881543, 3135905, 3763086, 6271810, 9407715, 18815430]

約数ペア:

[(1, 18815430), (2, 9407715), (3, 6271810), (5, 3763086), (6, 3135905), (10, 1881543), (15, 1254362), (17, 1106790), (30, 627181), (34, 553395), (51, 368930), (79, 238170), (85, 221358), (102, 184465), (158, 119085), (170, 110679), (237, 79390), (255, 73786), (395, 47634), (467, 40290), (474, 39695), (510, 36893), (790, 23817), (934, 20145), (1185, 15878), (1343, 14010), (1401, 13430), (2335, 8058), (2370, 7939), (2686, 7005), (2802, 6715), (4029, 4670)]