31820978835358

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1\times {\mathrm{647987}}^1$

素因数の和:650232

約数の個数: 32

約数和(自身を含む): 48707961984000

約数和(自身を除く): 16886983148642

約数列:

[1, 2, 71, 142, 173, 346, 1999, 3998, 12283, 24566, 141929, 283858, 345827, 647987, 691654, 1295974, 24553717, 46007077, 49107434, 92014154, 112101751, 224203502, 1295326013, 2590652026, 7959224321, 15918448642, 91968146923, 183936293846, 224091400249, 448182800498, 15910489417679, 31820978835358]

約数ペア:

[(1, 31820978835358), (2, 15910489417679), (71, 448182800498), (142, 224091400249), (173, 183936293846), (346, 91968146923), (1999, 15918448642), (3998, 7959224321), (12283, 2590652026), (24566, 1295326013), (141929, 224203502), (283858, 112101751), (345827, 92014154), (647987, 49107434), (691654, 46007077), (1295974, 24553717)]