20181465645

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{7589}}^1$

素因数の和:7906

約数の個数: 64

約数和(自身を含む): 35884062720

約数和(自身を除く): 15702597075

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 227, 355, 681, 781, 1065, 1135, 2343, 2497, 3405, 3905, 7491, 7589, 11715, 12485, 16117, 22767, 37455, 37945, 48351, 80585, 83479, 113835, 177287, 241755, 250437, 417395, 531861, 538819, 886435, 1252185, 1616457, 1722703, 2659305, 2694095, 5168109, 5927009, 8082285, 8613515, 17781027, 18949733, 25840545, 29635045, 56849199, 88905135, 94748665, 122311913, 284245995, 366935739, 611559565, 1345431043, 1834678695, 4036293129, 6727155215, 20181465645]

約数ペア:

[(1, 20181465645), (3, 6727155215), (5, 4036293129), (11, 1834678695), (15, 1345431043), (33, 611559565), (55, 366935739), (71, 284245995), (165, 122311913), (213, 94748665), (227, 88905135), (355, 56849199), (681, 29635045), (781, 25840545), (1065, 18949733), (1135, 17781027), (2343, 8613515), (2497, 8082285), (3405, 5927009), (3905, 5168109), (7491, 2694095), (7589, 2659305), (11715, 1722703), (12485, 1616457), (16117, 1252185), (22767, 886435), (37455, 538819), (37945, 531861), (48351, 417395), (80585, 250437), (83479, 241755), (113835, 177287)]