15661764

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{991}}^1$

素因数の和:1440

約数の個数: 36

約数和(自身を含む): 39719680

約数和(自身を除く): 24057916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 991, 1317, 1756, 1982, 2634, 2973, 3951, 3964, 5268, 5946, 7902, 8919, 11892, 15804, 17838, 35676, 435049, 870098, 1305147, 1740196, 2610294, 3915441, 5220588, 7830882, 15661764]

約数ペア:

[(1, 15661764), (2, 7830882), (3, 5220588), (4, 3915441), (6, 2610294), (9, 1740196), (12, 1305147), (18, 870098), (36, 435049), (439, 35676), (878, 17838), (991, 15804), (1317, 11892), (1756, 8919), (1982, 7902), (2634, 5946), (2973, 5268), (3951, 3964)]