201989912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1039}}^1\times {\mathrm{1279}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 399360000

約数和(自身を除く): 197370088

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1039, 1279, 2078, 2558, 4156, 5116, 8312, 10232, 19741, 24301, 39482, 48602, 78964, 97204, 157928, 194408, 1328881, 2657762, 5315524, 10631048, 25248739, 50497478, 100994956, 201989912]

約数ペア:

[(1, 201989912), (2, 100994956), (4, 50497478), (8, 25248739), (19, 10631048), (38, 5315524), (76, 2657762), (152, 1328881), (1039, 194408), (1279, 157928), (2078, 97204), (2558, 78964), (4156, 48602), (5116, 39482), (8312, 24301), (10232, 19741)]