20160987044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1\times {\mathrm{6473}}^1$

素因数の和:7556

約数の個数: 48

約数和(自身を含む): 39076442496

約数和(自身を除く): 18915455452

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 997, 1562, 1994, 3124, 3988, 6473, 10967, 12946, 21934, 25892, 43868, 70787, 71203, 141574, 142406, 283148, 284812, 459583, 778657, 919166, 1557314, 1838332, 3114628, 5055413, 6453581, 10110826, 12907162, 20221652, 25814324, 70989391, 141978782, 283957564, 458204251, 916408502, 1832817004, 5040246761, 10080493522, 20160987044]

約数ペア:

[(1, 20160987044), (2, 10080493522), (4, 5040246761), (11, 1832817004), (22, 916408502), (44, 458204251), (71, 283957564), (142, 141978782), (284, 70989391), (781, 25814324), (997, 20221652), (1562, 12907162), (1994, 10110826), (3124, 6453581), (3988, 5055413), (6473, 3114628), (10967, 1838332), (12946, 1557314), (21934, 919166), (25892, 778657), (43868, 459583), (70787, 284812), (71203, 283148), (141574, 142406)]