20125812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{911}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 53932032

約数和(自身を除く): 33806220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 263, 526, 789, 911, 1052, 1578, 1822, 1841, 2733, 3156, 3644, 3682, 5466, 5523, 6377, 7364, 10932, 11046, 12754, 19131, 22092, 25508, 38262, 76524, 239593, 479186, 718779, 958372, 1437558, 1677151, 2875116, 3354302, 5031453, 6708604, 10062906, 20125812]

約数ペア:

[(1, 20125812), (2, 10062906), (3, 6708604), (4, 5031453), (6, 3354302), (7, 2875116), (12, 1677151), (14, 1437558), (21, 958372), (28, 718779), (42, 479186), (84, 239593), (263, 76524), (526, 38262), (789, 25508), (911, 22092), (1052, 19131), (1578, 12754), (1822, 11046), (1841, 10932), (2733, 7364), (3156, 6377), (3644, 5523), (3682, 5466)]