19893870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73681}}^1$

素因数の和:73697

約数の個数: 32

約数和(自身を含む): 53051040

約数和(自身を除く): 33157170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 73681, 147362, 221043, 368405, 442086, 663129, 736810, 1105215, 1326258, 1989387, 2210430, 3315645, 3978774, 6631290, 9946935, 19893870]

約数ペア:

[(1, 19893870), (2, 9946935), (3, 6631290), (5, 3978774), (6, 3315645), (9, 2210430), (10, 1989387), (15, 1326258), (18, 1105215), (27, 736810), (30, 663129), (45, 442086), (54, 368405), (90, 221043), (135, 147362), (270, 73681)]