20135504564

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2909}}^1\times {\mathrm{5749}}^1$

素因数の和:8712

約数の個数: 48

約数和(自身を含む): 41228880000

約数和(自身を除く): 21093375436

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 2909, 5749, 5818, 11498, 11636, 20363, 22996, 40243, 40726, 80486, 81452, 125087, 160972, 247207, 250174, 494414, 500348, 875609, 988828, 1730449, 1751218, 3460898, 3502436, 6921796, 16723841, 33447682, 66895364, 117066887, 234133774, 468267548, 719125163, 1438250326, 2876500652, 5033876141, 10067752282, 20135504564]

約数ペア:

[(1, 20135504564), (2, 10067752282), (4, 5033876141), (7, 2876500652), (14, 1438250326), (28, 719125163), (43, 468267548), (86, 234133774), (172, 117066887), (301, 66895364), (602, 33447682), (1204, 16723841), (2909, 6921796), (5749, 3502436), (5818, 3460898), (11498, 1751218), (11636, 1730449), (20363, 988828), (22996, 875609), (40243, 500348), (40726, 494414), (80486, 250174), (81452, 247207), (125087, 160972)]