1990634

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 16

約数和(自身を含む): 3123456

約数和(自身を除く): 1132822

約数列:

[1, 2, 31, 62, 97, 194, 331, 662, 3007, 6014, 10261, 20522, 32107, 64214, 995317, 1990634]

約数ペア:

[(1, 1990634), (2, 995317), (31, 64214), (62, 32107), (97, 20522), (194, 10261), (331, 6014), (662, 3007)]