20217144

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{17923}}^1$

素因数の和:17979

約数の個数: 32

約数和(自身を含む): 51621120

約数和(自身を除く): 31403976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 17923, 35846, 53769, 71692, 107538, 143384, 215076, 430152, 842381, 1684762, 2527143, 3369524, 5054286, 6739048, 10108572, 20217144]

約数ペア:

[(1, 20217144), (2, 10108572), (3, 6739048), (4, 5054286), (6, 3369524), (8, 2527143), (12, 1684762), (24, 842381), (47, 430152), (94, 215076), (141, 143384), (188, 107538), (282, 71692), (376, 53769), (564, 35846), (1128, 17923)]