9840556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 20160000

約数和(自身を除く): 10319444

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 79, 149, 158, 209, 298, 316, 418, 596, 836, 869, 1501, 1639, 1738, 2831, 3002, 3278, 3476, 5662, 6004, 6556, 11324, 11771, 16511, 23542, 31141, 33022, 47084, 62282, 66044, 124564, 129481, 223649, 258962, 447298, 517924, 894596, 2460139, 4920278, 9840556]

約数ペア:

[(1, 9840556), (2, 4920278), (4, 2460139), (11, 894596), (19, 517924), (22, 447298), (38, 258962), (44, 223649), (76, 129481), (79, 124564), (149, 66044), (158, 62282), (209, 47084), (298, 33022), (316, 31141), (418, 23542), (596, 16511), (836, 11771), (869, 11324), (1501, 6556), (1639, 6004), (1738, 5662), (2831, 3476), (3002, 3278)]