12840684

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{15971}}^1$

素因数の和:16045

約数の個数: 24

約数和(自身を含む): 30410688

約数和(自身を除く): 17570004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 15971, 31942, 47913, 63884, 95826, 191652, 1070057, 2140114, 3210171, 4280228, 6420342, 12840684]

約数ペア:

[(1, 12840684), (2, 6420342), (3, 4280228), (4, 3210171), (6, 2140114), (12, 1070057), (67, 191652), (134, 95826), (201, 63884), (268, 47913), (402, 31942), (804, 15971)]