2080351988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{21023}}^1$

素因数の和:21224

約数の個数: 48

約数和(自身を含む): 4302014976

約数和(自身を除く): 2221662988

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 173, 286, 346, 572, 692, 1903, 2249, 3806, 4498, 7612, 8996, 21023, 24739, 42046, 49478, 84092, 98956, 231253, 273299, 462506, 546598, 925012, 1093196, 3006289, 3636979, 6012578, 7273958, 12025156, 14547916, 40006769, 47280727, 80013538, 94561454, 160027076, 189122908, 520087997, 1040175994, 2080351988]

約数ペア:

[(1, 2080351988), (2, 1040175994), (4, 520087997), (11, 189122908), (13, 160027076), (22, 94561454), (26, 80013538), (44, 47280727), (52, 40006769), (143, 14547916), (173, 12025156), (286, 7273958), (346, 6012578), (572, 3636979), (692, 3006289), (1903, 1093196), (2249, 925012), (3806, 546598), (4498, 462506), (7612, 273299), (8996, 231253), (21023, 98956), (24739, 84092), (42046, 49478)]