18872252

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1319}}^1$

素因数の和:1410

約数の個数: 36

約数和(自身を含む): 38974320

約数和(自身を除く): 20102068

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 511, 1022, 1319, 2044, 2638, 3577, 5276, 7154, 9233, 14308, 18466, 36932, 64631, 96287, 129262, 192574, 258524, 385148, 674009, 1348018, 2696036, 4718063, 9436126, 18872252]

約数ペア:

[(1, 18872252), (2, 9436126), (4, 4718063), (7, 2696036), (14, 1348018), (28, 674009), (49, 385148), (73, 258524), (98, 192574), (146, 129262), (196, 96287), (292, 64631), (511, 36932), (1022, 18466), (1319, 14308), (2044, 9233), (2638, 7154), (3577, 5276)]