20118550924

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{2411}}^1$

素因数の和:2587

約数の個数: 72

約数和(自身を含む): 38749387824

約数和(自身を除く): 18630836900

約数列:

[1, 2, 4, 17, 34, 41, 68, 73, 82, 146, 164, 292, 697, 1241, 1394, 1681, 2411, 2482, 2788, 2993, 3362, 4822, 4964, 5986, 6724, 9644, 11972, 28577, 40987, 50881, 57154, 81974, 98851, 101762, 114308, 122713, 163948, 176003, 197702, 203524, 245426, 352006, 395404, 490852, 704012, 1680467, 2086121, 2992051, 3360934, 4052891, 4172242, 5984102, 6721868, 7216123, 8105782, 8344484, 11968204, 14432246, 16211564, 28864492, 68899147, 122674091, 137798294, 245348182, 275596588, 295861043, 490696364, 591722086, 1183444172, 5029637731, 10059275462, 20118550924]

約数ペア:

[(1, 20118550924), (2, 10059275462), (4, 5029637731), (17, 1183444172), (34, 591722086), (41, 490696364), (68, 295861043), (73, 275596588), (82, 245348182), (146, 137798294), (164, 122674091), (292, 68899147), (697, 28864492), (1241, 16211564), (1394, 14432246), (1681, 11968204), (2411, 8344484), (2482, 8105782), (2788, 7216123), (2993, 6721868), (3362, 5984102), (4822, 4172242), (4964, 4052891), (5986, 3360934), (6724, 2992051), (9644, 2086121), (11972, 1680467), (28577, 704012), (40987, 490852), (50881, 395404), (57154, 352006), (81974, 245426), (98851, 203524), (101762, 197702), (114308, 176003), (122713, 163948)]