18512650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1543

約数の個数: 48

約数和(自身を含む): 39060000

約数和(自身を除く): 20547350

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 1499, 2470, 2998, 6175, 7495, 12350, 14990, 19487, 28481, 37475, 38974, 56962, 74950, 97435, 142405, 194870, 284810, 370253, 487175, 712025, 740506, 974350, 1424050, 1851265, 3702530, 9256325, 18512650]

約数ペア:

[(1, 18512650), (2, 9256325), (5, 3702530), (10, 1851265), (13, 1424050), (19, 974350), (25, 740506), (26, 712025), (38, 487175), (50, 370253), (65, 284810), (95, 194870), (130, 142405), (190, 97435), (247, 74950), (325, 56962), (475, 38974), (494, 37475), (650, 28481), (950, 19487), (1235, 14990), (1499, 12350), (2470, 7495), (2998, 6175)]