201538928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{662957}}^1$

素因数の和:662984

約数の個数: 20

約数和(自身を含む): 411033960

約数和(自身を除く): 209495032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 662957, 1325914, 2651828, 5303656, 10607312, 12596183, 25192366, 50384732, 100769464, 201538928]

約数ペア:

[(1, 201538928), (2, 100769464), (4, 50384732), (8, 25192366), (16, 12596183), (19, 10607312), (38, 5303656), (76, 2651828), (152, 1325914), (304, 662957)]