20179906565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9491}}^1\times {\mathrm{4673}}^1$

素因数の和:14189

約数の個数: 32

約数和(自身を含む): 29813688576

約数和(自身を除く): 9633782011

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4673, 9491, 23365, 32711, 47455, 60749, 66437, 123383, 163555, 303745, 332185, 425243, 616915, 863681, 2126215, 4318405, 44351443, 221757215, 310460101, 576568759, 1552300505, 2882843795, 4035981313, 20179906565]

約数ペア:

[(1, 20179906565), (5, 4035981313), (7, 2882843795), (13, 1552300505), (35, 576568759), (65, 310460101), (91, 221757215), (455, 44351443), (4673, 4318405), (9491, 2126215), (23365, 863681), (32711, 616915), (47455, 425243), (60749, 332185), (66437, 303745), (123383, 163555)]