20349608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1613}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 40672800

約数和(自身を除く): 20323192

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 1613, 3154, 3226, 6308, 6452, 12616, 12904, 30647, 61294, 122588, 133879, 245176, 267758, 535516, 1071032, 2543701, 5087402, 10174804, 20349608]

約数ペア:

[(1, 20349608), (2, 10174804), (4, 5087402), (8, 2543701), (19, 1071032), (38, 535516), (76, 267758), (83, 245176), (152, 133879), (166, 122588), (332, 61294), (664, 30647), (1577, 12904), (1613, 12616), (3154, 6452), (3226, 6308)]