1638512912

素因数分解:

$2^4\times {\mathrm{4159}}^1\times {\mathrm{24623}}^1$

素因数の和:28790

約数の個数: 20

約数和(自身を含む): 3175511040

約数和(自身を除く): 1536998128

約数列:

[1, 2, 4, 8, 16, 4159, 8318, 16636, 24623, 33272, 49246, 66544, 98492, 196984, 393968, 102407057, 204814114, 409628228, 819256456, 1638512912]

約数ペア:

[(1, 1638512912), (2, 819256456), (4, 409628228), (8, 204814114), (16, 102407057), (4159, 393968), (8318, 196984), (16636, 98492), (24623, 66544), (33272, 49246)]