16639830

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{20543}}^1$

素因数の和:20562

約数の個数: 40

約数和(自身を含む): 44744832

約数和(自身を除く): 28105002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 20543, 41086, 61629, 102715, 123258, 184887, 205430, 308145, 369774, 554661, 616290, 924435, 1109322, 1663983, 1848870, 2773305, 3327966, 5546610, 8319915, 16639830]

約数ペア:

[(1, 16639830), (2, 8319915), (3, 5546610), (5, 3327966), (6, 2773305), (9, 1848870), (10, 1663983), (15, 1109322), (18, 924435), (27, 616290), (30, 554661), (45, 369774), (54, 308145), (81, 205430), (90, 184887), (135, 123258), (162, 102715), (270, 61629), (405, 41086), (810, 20543)]