18684764

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8447}}^1$

素因数の和:8537

約数の個数: 24

約数和(自身を含む): 37847040

約数和(自身を除く): 19162276

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 8447, 16894, 33788, 59129, 118258, 236516, 667313, 1334626, 2669252, 4671191, 9342382, 18684764]

約数ペア:

[(1, 18684764), (2, 9342382), (4, 4671191), (7, 2669252), (14, 1334626), (28, 667313), (79, 236516), (158, 118258), (316, 59129), (553, 33788), (1106, 16894), (2212, 8447)]