19718604

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{17669}}^1$

素因数の和:17710

約数の個数: 36

約数和(自身を含む): 51455040

約数和(自身を除く): 31736436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 17669, 35338, 53007, 70676, 106014, 159021, 212028, 318042, 547739, 636084, 1095478, 1643217, 2190956, 3286434, 4929651, 6572868, 9859302, 19718604]

約数ペア:

[(1, 19718604), (2, 9859302), (3, 6572868), (4, 4929651), (6, 3286434), (9, 2190956), (12, 1643217), (18, 1095478), (31, 636084), (36, 547739), (62, 318042), (93, 212028), (124, 159021), (186, 106014), (279, 70676), (372, 53007), (558, 35338), (1116, 17669)]