19800756

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{2423}}^1$

素因数の和:2660

約数の個数: 36

約数和(自身を含む): 50293152

約数和(自身を除く): 30492396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 454, 681, 908, 1362, 2043, 2423, 2724, 4086, 4846, 7269, 8172, 9692, 14538, 21807, 29076, 43614, 87228, 550021, 1100042, 1650063, 2200084, 3300126, 4950189, 6600252, 9900378, 19800756]

約数ペア:

[(1, 19800756), (2, 9900378), (3, 6600252), (4, 4950189), (6, 3300126), (9, 2200084), (12, 1650063), (18, 1100042), (36, 550021), (227, 87228), (454, 43614), (681, 29076), (908, 21807), (1362, 14538), (2043, 9692), (2423, 8172), (2724, 7269), (4086, 4846)]