201913475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4127}}^1$

素因数の和:4259

約数の個数: 24

約数和(自身を含む): 266173440

約数和(自身を除く): 64259965

約数列:

[1, 5, 19, 25, 95, 103, 475, 515, 1957, 2575, 4127, 9785, 20635, 48925, 78413, 103175, 392065, 425081, 1960325, 2125405, 8076539, 10627025, 40382695, 201913475]

約数ペア:

[(1, 201913475), (5, 40382695), (19, 10627025), (25, 8076539), (95, 2125405), (103, 1960325), (475, 425081), (515, 392065), (1957, 103175), (2575, 78413), (4127, 48925), (9785, 20635)]