20716452

素因数分解:

$2^2\times 3^3\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:889

約数の個数: 48

約数和(自身を含む): 53954880

約数和(自身を除く): 33238428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 433, 443, 866, 886, 1299, 1329, 1732, 1772, 2598, 2658, 3897, 3987, 5196, 5316, 7794, 7974, 11691, 11961, 15588, 15948, 23382, 23922, 46764, 47844, 191819, 383638, 575457, 767276, 1150914, 1726371, 2301828, 3452742, 5179113, 6905484, 10358226, 20716452]

約数ペア:

[(1, 20716452), (2, 10358226), (3, 6905484), (4, 5179113), (6, 3452742), (9, 2301828), (12, 1726371), (18, 1150914), (27, 767276), (36, 575457), (54, 383638), (108, 191819), (433, 47844), (443, 46764), (866, 23922), (886, 23382), (1299, 15948), (1329, 15588), (1732, 11961), (1772, 11691), (2598, 7974), (2658, 7794), (3897, 5316), (3987, 5196)]