15691720816

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{421}}^1\times {\mathrm{9281}}^1$

素因数の和:9961

約数の個数: 40

約数和(自身を含む): 30599635248

約数和(自身を除く): 14907914432

約数列:

[1, 2, 4, 8, 16, 251, 421, 502, 842, 1004, 1684, 2008, 3368, 4016, 6736, 9281, 18562, 37124, 74248, 105671, 148496, 211342, 422684, 845368, 1690736, 2329531, 3907301, 4659062, 7814602, 9318124, 15629204, 18636248, 31258408, 37272496, 62516816, 980732551, 1961465102, 3922930204, 7845860408, 15691720816]

約数ペア:

[(1, 15691720816), (2, 7845860408), (4, 3922930204), (8, 1961465102), (16, 980732551), (251, 62516816), (421, 37272496), (502, 31258408), (842, 18636248), (1004, 15629204), (1684, 9318124), (2008, 7814602), (3368, 4659062), (4016, 3907301), (6736, 2329531), (9281, 1690736), (18562, 845368), (37124, 422684), (74248, 211342), (105671, 148496)]