1921036156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{4357}}^1$

素因数の和:4574

約数の個数: 48

約数和(自身を含む): 3707089120

約数和(自身を除く): 1786052964

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 139, 244, 278, 556, 793, 1586, 1807, 3172, 3614, 4357, 7228, 8479, 8714, 16958, 17428, 33916, 56641, 110227, 113282, 220454, 226564, 265777, 440908, 531554, 605623, 1063108, 1211246, 2422492, 3455101, 6910202, 7873099, 13820404, 15746198, 31492396, 36943003, 73886006, 147772012, 480259039, 960518078, 1921036156]

約数ペア:

[(1, 1921036156), (2, 960518078), (4, 480259039), (13, 147772012), (26, 73886006), (52, 36943003), (61, 31492396), (122, 15746198), (139, 13820404), (244, 7873099), (278, 6910202), (556, 3455101), (793, 2422492), (1586, 1211246), (1807, 1063108), (3172, 605623), (3614, 531554), (4357, 440908), (7228, 265777), (8479, 226564), (8714, 220454), (16958, 113282), (17428, 110227), (33916, 56641)]