207913910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{4513}}^1$

素因数の和:4808

約数の個数: 32

約数和(自身を含む): 397809792

約数和(自身を除く): 189895882

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 271, 542, 1355, 2710, 4513, 4607, 9026, 9214, 22565, 23035, 45130, 46070, 76721, 153442, 383605, 767210, 1223023, 2446046, 6115115, 12230230, 20791391, 41582782, 103956955, 207913910]

約数ペア:

[(1, 207913910), (2, 103956955), (5, 41582782), (10, 20791391), (17, 12230230), (34, 6115115), (85, 2446046), (170, 1223023), (271, 767210), (542, 383605), (1355, 153442), (2710, 76721), (4513, 46070), (4607, 45130), (9026, 23035), (9214, 22565)]