20278315668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6841537}}^1$

素因数の和:6841576

約数の個数: 48

約数和(自身を含む): 53637657920

約数和(自身を除く): 33359342252

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6841537, 13683074, 20524611, 27366148, 41049222, 82098444, 88939981, 129989203, 177879962, 259978406, 266819943, 355759924, 389967609, 519956812, 533639886, 779935218, 1067279772, 1559870436, 1689859639, 3379719278, 5069578917, 6759438556, 10139157834, 20278315668]

約数ペア:

[(1, 20278315668), (2, 10139157834), (3, 6759438556), (4, 5069578917), (6, 3379719278), (12, 1689859639), (13, 1559870436), (19, 1067279772), (26, 779935218), (38, 533639886), (39, 519956812), (52, 389967609), (57, 355759924), (76, 266819943), (78, 259978406), (114, 177879962), (156, 129989203), (228, 88939981), (247, 82098444), (494, 41049222), (741, 27366148), (988, 20524611), (1482, 13683074), (2964, 6841537)]