20124858

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 24146502

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 169, 178, 223, 267, 338, 446, 507, 534, 669, 1014, 1157, 1338, 2314, 2899, 3471, 5798, 6942, 8697, 15041, 17394, 19847, 30082, 37687, 39694, 45123, 59541, 75374, 90246, 113061, 119082, 226122, 258011, 516022, 774033, 1548066, 3354143, 6708286, 10062429, 20124858]

約数ペア:

[(1, 20124858), (2, 10062429), (3, 6708286), (6, 3354143), (13, 1548066), (26, 774033), (39, 516022), (78, 258011), (89, 226122), (169, 119082), (178, 113061), (223, 90246), (267, 75374), (338, 59541), (446, 45123), (507, 39694), (534, 37687), (669, 30082), (1014, 19847), (1157, 17394), (1338, 15041), (2314, 8697), (2899, 6942), (3471, 5798)]