20120376518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1\times {\mathrm{43207}}^1$

素因数の和:43628

約数の個数: 32

約数和(自身を含む): 33561209088

約数和(自身を除く): 13440832570

約数列:

[1, 2, 11, 22, 61, 122, 347, 671, 694, 1342, 3817, 7634, 21167, 42334, 43207, 86414, 232837, 465674, 475277, 950554, 2635627, 5271254, 14992829, 28991897, 29985658, 57983794, 164921119, 329842238, 914562569, 1829125138, 10060188259, 20120376518]

約数ペア:

[(1, 20120376518), (2, 10060188259), (11, 1829125138), (22, 914562569), (61, 329842238), (122, 164921119), (347, 57983794), (671, 29985658), (694, 28991897), (1342, 14992829), (3817, 5271254), (7634, 2635627), (21167, 950554), (42334, 475277), (43207, 465674), (86414, 232837)]