20041648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4951}}^1$

素因数の和:4993

約数の個数: 40

約数和(自身を含む): 44211456

約数和(自身を除く): 24169808

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 4951, 9902, 19804, 39608, 54461, 79216, 108922, 113873, 217844, 227746, 435688, 455492, 871376, 910984, 1252603, 1821968, 2505206, 5010412, 10020824, 20041648]

約数ペア:

[(1, 20041648), (2, 10020824), (4, 5010412), (8, 2505206), (11, 1821968), (16, 1252603), (22, 910984), (23, 871376), (44, 455492), (46, 435688), (88, 227746), (92, 217844), (176, 113873), (184, 108922), (253, 79216), (368, 54461), (506, 39608), (1012, 19804), (2024, 9902), (4048, 4951)]