20615038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 34444800

約数和(自身を除く): 13829762

約数列:

[1, 2, 19, 23, 38, 46, 103, 206, 229, 437, 458, 874, 1957, 2369, 3914, 4351, 4738, 5267, 8702, 10534, 23587, 45011, 47174, 90022, 100073, 200146, 448153, 542501, 896306, 1085002, 10307519, 20615038]

約数ペア:

[(1, 20615038), (2, 10307519), (19, 1085002), (23, 896306), (38, 542501), (46, 448153), (103, 200146), (206, 100073), (229, 90022), (437, 47174), (458, 45011), (874, 23587), (1957, 10534), (2369, 8702), (3914, 5267), (4351, 4738)]