16812728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 33611760

約数和(自身を除く): 16799032

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 683, 724, 1366, 1448, 2732, 3077, 5464, 6154, 11611, 12308, 23222, 24616, 46444, 92888, 123623, 247246, 494492, 988984, 2101591, 4203182, 8406364, 16812728]

約数ペア:

[(1, 16812728), (2, 8406364), (4, 4203182), (8, 2101591), (17, 988984), (34, 494492), (68, 247246), (136, 123623), (181, 92888), (362, 46444), (683, 24616), (724, 23222), (1366, 12308), (1448, 11611), (2732, 6154), (3077, 5464)]