20165961592

素因数分解:

$2^3\times 7^1\times {\mathrm{911}}^1\times {\mathrm{395287}}^1$

素因数の和:396211

約数の個数: 32

約数和(自身を含む): 43260318720

約数和(自身を除く): 23094357128

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 911, 1822, 3644, 6377, 7288, 12754, 25508, 51016, 395287, 790574, 1581148, 2767009, 3162296, 5534018, 11068036, 22136072, 360106457, 720212914, 1440425828, 2520745199, 2880851656, 5041490398, 10082980796, 20165961592]

約数ペア:

[(1, 20165961592), (2, 10082980796), (4, 5041490398), (7, 2880851656), (8, 2520745199), (14, 1440425828), (28, 720212914), (56, 360106457), (911, 22136072), (1822, 11068036), (3644, 5534018), (6377, 3162296), (7288, 2767009), (12754, 1581148), (25508, 790574), (51016, 395287)]