20145771828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6149503}}^1$

素因数の和:6149533

約数の個数: 72

約数和(自身を含む): 62675744768

約数和(自身を除く): 42529972940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 6149503, 12299006, 18448509, 24598012, 36897018, 43046521, 55345527, 73794036, 79943539, 86093042, 110691054, 129139563, 159887078, 172186084, 221382108, 239830617, 258279126, 319774156, 387418689, 479661234, 516558252, 559604773, 719491851, 774837378, 959322468, 1119209546, 1438983702, 1549674756, 1678814319, 2238419092, 2877967404, 3357628638, 5036442957, 6715257276, 10072885914, 20145771828]

約数ペア:

[(1, 20145771828), (2, 10072885914), (3, 6715257276), (4, 5036442957), (6, 3357628638), (7, 2877967404), (9, 2238419092), (12, 1678814319), (13, 1549674756), (14, 1438983702), (18, 1119209546), (21, 959322468), (26, 774837378), (28, 719491851), (36, 559604773), (39, 516558252), (42, 479661234), (52, 387418689), (63, 319774156), (78, 258279126), (84, 239830617), (91, 221382108), (117, 172186084), (126, 159887078), (156, 129139563), (182, 110691054), (234, 86093042), (252, 79943539), (273, 73794036), (364, 55345527), (468, 43046521), (546, 36897018), (819, 24598012), (1092, 18448509), (1638, 12299006), (3276, 6149503)]