39364388

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19801}}^1$

素因数の和:19883

約数の個数: 24

約数和(自身を含む): 79841664

約数和(自身を除く): 40477276

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 19801, 39602, 79204, 138607, 277214, 554428, 1405871, 2811742, 5623484, 9841097, 19682194, 39364388]

約数ペア:

[(1, 39364388), (2, 19682194), (4, 9841097), (7, 5623484), (14, 2811742), (28, 1405871), (71, 554428), (142, 277214), (284, 138607), (497, 79204), (994, 39602), (1988, 19801)]