19630845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1459}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 38263680

約数和(自身を除く): 18632835

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1459, 1495, 2691, 4377, 4485, 7295, 13131, 13455, 18967, 21885, 33557, 56901, 65655, 94835, 100671, 167785, 170703, 284505, 302013, 436241, 503355, 853515, 1308723, 1510065, 2181205, 3926169, 6543615, 19630845]

約数ペア:

[(1, 19630845), (3, 6543615), (5, 3926169), (9, 2181205), (13, 1510065), (15, 1308723), (23, 853515), (39, 503355), (45, 436241), (65, 302013), (69, 284505), (115, 170703), (117, 167785), (195, 100671), (207, 94835), (299, 65655), (345, 56901), (585, 33557), (897, 21885), (1035, 18967), (1459, 13455), (1495, 13131), (2691, 7295), (4377, 4485)]