20138041815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2723197}}^1$

素因数の和:2723251

約数の個数: 32

約数和(自身を含む): 35292646080

約数和(自身を除く): 15154604265

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 2723197, 8169591, 13615985, 40847955, 46294349, 78972713, 138883047, 231471745, 236918139, 394863565, 694415235, 1184590695, 1342536121, 4027608363, 6712680605, 20138041815]

約数ペア:

[(1, 20138041815), (3, 6712680605), (5, 4027608363), (15, 1342536121), (17, 1184590695), (29, 694415235), (51, 394863565), (85, 236918139), (87, 231471745), (145, 138883047), (255, 78972713), (435, 46294349), (493, 40847955), (1479, 13615985), (2465, 8169591), (7395, 2723197)]