20085401084

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{1787}}^1$

素因数の和:2415

約数の個数: 96

約数和(自身を含む): 43370643456

約数和(自身を除く): 23285242372

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 563, 644, 713, 868, 1126, 1426, 1787, 2252, 2852, 3574, 3941, 4991, 7148, 7882, 9982, 12509, 12949, 15764, 17453, 19964, 25018, 25898, 34906, 41101, 50036, 51796, 55397, 69812, 82202, 90643, 110794, 122171, 164404, 181286, 221588, 244342, 287707, 362572, 387779, 401419, 488684, 575414, 775558, 802838, 1006081, 1150828, 1274131, 1551116, 1605676, 2012162, 2548262, 2809933, 4024324, 5096524, 5619866, 7042567, 8918917, 11239732, 14085134, 17837834, 23139863, 28170268, 31188511, 35675668, 46279726, 62377022, 92559452, 124754044, 161979041, 218319577, 323958082, 436639154, 647916164, 717335753, 873278308, 1434671506, 2869343012, 5021350271, 10042700542, 20085401084]

約数ペア:

[(1, 20085401084), (2, 10042700542), (4, 5021350271), (7, 2869343012), (14, 1434671506), (23, 873278308), (28, 717335753), (31, 647916164), (46, 436639154), (62, 323958082), (92, 218319577), (124, 161979041), (161, 124754044), (217, 92559452), (322, 62377022), (434, 46279726), (563, 35675668), (644, 31188511), (713, 28170268), (868, 23139863), (1126, 17837834), (1426, 14085134), (1787, 11239732), (2252, 8918917), (2852, 7042567), (3574, 5619866), (3941, 5096524), (4991, 4024324), (7148, 2809933), (7882, 2548262), (9982, 2012162), (12509, 1605676), (12949, 1551116), (15764, 1274131), (17453, 1150828), (19964, 1006081), (25018, 802838), (25898, 775558), (34906, 575414), (41101, 488684), (50036, 401419), (51796, 387779), (55397, 362572), (69812, 287707), (82202, 244342), (90643, 221588), (110794, 181286), (122171, 164404)]