19923828

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 27976332

約数列:

[1, 2, 3, 4, 6, 12, 59, 107, 118, 177, 214, 236, 263, 321, 354, 428, 526, 642, 708, 789, 1052, 1284, 1578, 3156, 6313, 12626, 15517, 18939, 25252, 28141, 31034, 37878, 46551, 56282, 62068, 75756, 84423, 93102, 112564, 168846, 186204, 337692, 1660319, 3320638, 4980957, 6641276, 9961914, 19923828]

約数ペア:

[(1, 19923828), (2, 9961914), (3, 6641276), (4, 4980957), (6, 3320638), (12, 1660319), (59, 337692), (107, 186204), (118, 168846), (177, 112564), (214, 93102), (236, 84423), (263, 75756), (321, 62068), (354, 56282), (428, 46551), (526, 37878), (642, 31034), (708, 28141), (789, 25252), (1052, 18939), (1284, 15517), (1578, 12626), (3156, 6313)]