2021979988

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1\times {\mathrm{2543}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 4111511040

約数和(自身を除く): 2089531052

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 389, 511, 778, 1022, 1556, 2044, 2543, 2723, 5086, 5446, 10172, 10892, 17801, 28397, 35602, 56794, 71204, 113588, 185639, 198779, 371278, 397558, 742556, 795116, 989227, 1299473, 1978454, 2598946, 3956908, 5197892, 6924589, 13849178, 27698356, 72213571, 144427142, 288854284, 505494997, 1010989994, 2021979988]

約数ペア:

[(1, 2021979988), (2, 1010989994), (4, 505494997), (7, 288854284), (14, 144427142), (28, 72213571), (73, 27698356), (146, 13849178), (292, 6924589), (389, 5197892), (511, 3956908), (778, 2598946), (1022, 1978454), (1556, 1299473), (2044, 989227), (2543, 795116), (2723, 742556), (5086, 397558), (5446, 371278), (10172, 198779), (10892, 185639), (17801, 113588), (28397, 71204), (35602, 56794)]