20156546735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1\times {\mathrm{4219}}^1$

素因数の和:6639

約数の個数: 32

約数和(自身を含む): 26906449920

約数和(自身を除く): 6749903185

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 2371, 4219, 11855, 21095, 30823, 54847, 73501, 130789, 154115, 274235, 367505, 653945, 955513, 1700257, 4777565, 8501285, 10003249, 50016245, 130042237, 310100719, 650211185, 1550503595, 4031309347, 20156546735]

約数ペア:

[(1, 20156546735), (5, 4031309347), (13, 1550503595), (31, 650211185), (65, 310100719), (155, 130042237), (403, 50016245), (2015, 10003249), (2371, 8501285), (4219, 4777565), (11855, 1700257), (21095, 955513), (30823, 653945), (54847, 367505), (73501, 274235), (130789, 154115)]