18809050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1567

約数の個数: 48

約数和(自身を含む): 39684960

約数和(自身を除く): 20875910

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 130, 190, 247, 325, 475, 494, 650, 950, 1235, 1523, 2470, 3046, 6175, 7615, 12350, 15230, 19799, 28937, 38075, 39598, 57874, 76150, 98995, 144685, 197990, 289370, 376181, 494975, 723425, 752362, 989950, 1446850, 1880905, 3761810, 9404525, 18809050]

約数ペア:

[(1, 18809050), (2, 9404525), (5, 3761810), (10, 1880905), (13, 1446850), (19, 989950), (25, 752362), (26, 723425), (38, 494975), (50, 376181), (65, 289370), (95, 197990), (130, 144685), (190, 98995), (247, 76150), (325, 57874), (475, 39598), (494, 38075), (650, 28937), (950, 19799), (1235, 15230), (1523, 12350), (2470, 7615), (3046, 6175)]