20121173286

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{789623}}^1$

素因数の和:789796

約数の個数: 32

約数和(自身を含む): 41843755008

約数和(自身を除く): 21722581722

約数列:

[1, 2, 3, 6, 31, 62, 93, 137, 186, 274, 411, 822, 4247, 8494, 12741, 25482, 789623, 1579246, 2368869, 4737738, 24478313, 48956626, 73434939, 108178351, 146869878, 216356702, 324535053, 649070106, 3353528881, 6707057762, 10060586643, 20121173286]

約数ペア:

[(1, 20121173286), (2, 10060586643), (3, 6707057762), (6, 3353528881), (31, 649070106), (62, 324535053), (93, 216356702), (137, 146869878), (186, 108178351), (274, 73434939), (411, 48956626), (822, 24478313), (4247, 4737738), (8494, 2368869), (12741, 1579246), (25482, 789623)]