20177036776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:699

約数の個数: 128

約数和(自身を含む): 43490764800

約数和(自身を除く): 23313728024

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 191, 193, 247, 277, 382, 386, 494, 554, 764, 772, 988, 1108, 1528, 1544, 1976, 2216, 2483, 2509, 3601, 3629, 3667, 4966, 5018, 5263, 7202, 7258, 7334, 9932, 10036, 10526, 14404, 14516, 14668, 19864, 20072, 21052, 28808, 29032, 29336, 36863, 42104, 47177, 47671, 52907, 53461, 68419, 73726, 94354, 95342, 105814, 106922, 136838, 147452, 188708, 190684, 211628, 213844, 273676, 294904, 377416, 381368, 423256, 427688, 479219, 547352, 687791, 694993, 700397, 958438, 1005233, 1015759, 1375582, 1389986, 1400794, 1916876, 2010466, 2031518, 2751164, 2779972, 2801588, 3833752, 4020932, 4063036, 5502328, 5559944, 5603176, 8041864, 8126072, 9105161, 10211051, 13068029, 13204867, 18210322, 20422102, 26136058, 26409734, 36420644, 40844204, 52272116, 52819468, 72841288, 81688408, 104544232, 105638936, 132743663, 194009969, 265487326, 388019938, 530974652, 776039876, 1061949304, 1552079752, 2522129597, 5044259194, 10088518388, 20177036776]

約数ペア:

[(1, 20177036776), (2, 10088518388), (4, 5044259194), (8, 2522129597), (13, 1552079752), (19, 1061949304), (26, 776039876), (38, 530974652), (52, 388019938), (76, 265487326), (104, 194009969), (152, 132743663), (191, 105638936), (193, 104544232), (247, 81688408), (277, 72841288), (382, 52819468), (386, 52272116), (494, 40844204), (554, 36420644), (764, 26409734), (772, 26136058), (988, 20422102), (1108, 18210322), (1528, 13204867), (1544, 13068029), (1976, 10211051), (2216, 9105161), (2483, 8126072), (2509, 8041864), (3601, 5603176), (3629, 5559944), (3667, 5502328), (4966, 4063036), (5018, 4020932), (5263, 3833752), (7202, 2801588), (7258, 2779972), (7334, 2751164), (9932, 2031518), (10036, 2010466), (10526, 1916876), (14404, 1400794), (14516, 1389986), (14668, 1375582), (19864, 1015759), (20072, 1005233), (21052, 958438), (28808, 700397), (29032, 694993), (29336, 687791), (36863, 547352), (42104, 479219), (47177, 427688), (47671, 423256), (52907, 381368), (53461, 377416), (68419, 294904), (73726, 273676), (94354, 213844), (95342, 211628), (105814, 190684), (106922, 188708), (136838, 147452)]