18764595

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4793}}^1$

素因数の和:4836

約数の個数: 32

約数和(自身を含む): 34516800

約数和(自身を除く): 15752205

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 4793, 14379, 23965, 43137, 71895, 129411, 138997, 215685, 416991, 647055, 694985, 1250973, 2084955, 3752919, 6254865, 18764595]

約数ペア:

[(1, 18764595), (3, 6254865), (5, 3752919), (9, 2084955), (15, 1250973), (27, 694985), (29, 647055), (45, 416991), (87, 215685), (135, 138997), (145, 129411), (261, 71895), (435, 43137), (783, 23965), (1305, 14379), (3915, 4793)]