19082973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 33262080

約数和(自身を除く): 14179107

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 247, 273, 283, 399, 507, 741, 849, 1183, 1729, 1981, 3211, 3549, 3679, 5187, 5377, 5943, 9633, 11037, 16131, 22477, 25753, 37639, 47827, 67431, 69901, 77259, 112917, 143481, 209703, 334789, 489307, 908713, 1004367, 1467921, 2726139, 6360991, 19082973]

約数ペア:

[(1, 19082973), (3, 6360991), (7, 2726139), (13, 1467921), (19, 1004367), (21, 908713), (39, 489307), (57, 334789), (91, 209703), (133, 143481), (169, 112917), (247, 77259), (273, 69901), (283, 67431), (399, 47827), (507, 37639), (741, 25753), (849, 22477), (1183, 16131), (1729, 11037), (1981, 9633), (3211, 5943), (3549, 5377), (3679, 5187)]