20444475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14347}}^1$

素因数の和:14379

約数の個数: 24

約数和(自身を含む): 35583040

約数和(自身を除く): 15138565

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 14347, 43041, 71735, 215205, 272593, 358675, 817779, 1076025, 1362965, 4088895, 6814825, 20444475]

約数ペア:

[(1, 20444475), (3, 6814825), (5, 4088895), (15, 1362965), (19, 1076025), (25, 817779), (57, 358675), (75, 272593), (95, 215205), (285, 71735), (475, 43041), (1425, 14347)]