20630865

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 35020800

約数和(自身を除く): 14389935

約数列:

[1, 3, 5, 15, 19, 57, 95, 191, 285, 379, 573, 955, 1137, 1895, 2865, 3629, 5685, 7201, 10887, 18145, 21603, 36005, 54435, 72389, 108015, 217167, 361945, 1085835, 1375391, 4126173, 6876955, 20630865]

約数ペア:

[(1, 20630865), (3, 6876955), (5, 4126173), (15, 1375391), (19, 1085835), (57, 361945), (95, 217167), (191, 108015), (285, 72389), (379, 54435), (573, 36005), (955, 21603), (1137, 18145), (1895, 10887), (2865, 7201), (3629, 5685)]