201531184

素因数分解:

$2^4\times {\mathrm{1999}}^1\times {\mathrm{6301}}^1$

素因数の和:8308

約数の個数: 20

約数和(自身を含む): 390724000

約数和(自身を除く): 189192816

約数列:

[1, 2, 4, 8, 16, 1999, 3998, 6301, 7996, 12602, 15992, 25204, 31984, 50408, 100816, 12595699, 25191398, 50382796, 100765592, 201531184]

約数ペア:

[(1, 201531184), (2, 100765592), (4, 50382796), (8, 25191398), (16, 12595699), (1999, 100816), (3998, 50408), (6301, 31984), (7996, 25204), (12602, 15992)]