19631826

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 45208800

約数和(自身を除く): 25576974

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 137, 171, 274, 342, 411, 419, 822, 838, 1233, 1257, 2466, 2514, 2603, 3771, 5206, 7542, 7809, 7961, 15618, 15922, 23427, 23883, 46854, 47766, 57403, 71649, 114806, 143298, 172209, 344418, 516627, 1033254, 1090657, 2181314, 3271971, 6543942, 9815913, 19631826]

約数ペア:

[(1, 19631826), (2, 9815913), (3, 6543942), (6, 3271971), (9, 2181314), (18, 1090657), (19, 1033254), (38, 516627), (57, 344418), (114, 172209), (137, 143298), (171, 114806), (274, 71649), (342, 57403), (411, 47766), (419, 46854), (822, 23883), (838, 23427), (1233, 15922), (1257, 15618), (2466, 7961), (2514, 7809), (2603, 7542), (3771, 5206)]