19901473102

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{48661}}^1$

素因数の和:49024

約数の個数: 32

約数和(自身を含む): 34532112384

約数和(自身を除く): 14630639282

約数列:

[1, 2, 7, 14, 131, 223, 262, 446, 917, 1561, 1834, 3122, 29213, 48661, 58426, 97322, 204491, 340627, 408982, 681254, 6374591, 10851403, 12749182, 21702806, 44622137, 75959821, 89244274, 151919642, 1421533793, 2843067586, 9950736551, 19901473102]

約数ペア:

[(1, 19901473102), (2, 9950736551), (7, 2843067586), (14, 1421533793), (131, 151919642), (223, 89244274), (262, 75959821), (446, 44622137), (917, 21702806), (1561, 12749182), (1834, 10851403), (3122, 6374591), (29213, 681254), (48661, 408982), (58426, 340627), (97322, 204491)]