20973864

素因数分解:

$2^3\times 3^1\times {\mathrm{167}}^1\times {\mathrm{5233}}^1$

素因数の和:5409

約数の個数: 32

約数和(自身を含む): 52758720

約数和(自身を除く): 31784856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 167, 334, 501, 668, 1002, 1336, 2004, 4008, 5233, 10466, 15699, 20932, 31398, 41864, 62796, 125592, 873911, 1747822, 2621733, 3495644, 5243466, 6991288, 10486932, 20973864]

約数ペア:

[(1, 20973864), (2, 10486932), (3, 6991288), (4, 5243466), (6, 3495644), (8, 2621733), (12, 1747822), (24, 873911), (167, 125592), (334, 62796), (501, 41864), (668, 31398), (1002, 20932), (1336, 15699), (2004, 10466), (4008, 5233)]