20175099438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1\times {\mathrm{3907}}^1$

素因数の和:4441

約数の個数: 64

約数和(自身を含む): 43804615680

約数和(自身を除く): 23629516242

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 239, 277, 478, 554, 717, 831, 1434, 1662, 3107, 3601, 3907, 6214, 7202, 7814, 9321, 10803, 11721, 18642, 21606, 23442, 50791, 66203, 101582, 132406, 152373, 198609, 304746, 397218, 860639, 933773, 1082239, 1721278, 1867546, 2164478, 2581917, 2801319, 3246717, 5163834, 5602638, 6493434, 12139049, 14069107, 24278098, 28138214, 36417147, 42207321, 72834294, 84414642, 258655121, 517310242, 775965363, 1551930726, 3362516573, 6725033146, 10087549719, 20175099438]

約数ペア:

[(1, 20175099438), (2, 10087549719), (3, 6725033146), (6, 3362516573), (13, 1551930726), (26, 775965363), (39, 517310242), (78, 258655121), (239, 84414642), (277, 72834294), (478, 42207321), (554, 36417147), (717, 28138214), (831, 24278098), (1434, 14069107), (1662, 12139049), (3107, 6493434), (3601, 5602638), (3907, 5163834), (6214, 3246717), (7202, 2801319), (7814, 2581917), (9321, 2164478), (10803, 1867546), (11721, 1721278), (18642, 1082239), (21606, 933773), (23442, 860639), (50791, 397218), (66203, 304746), (101582, 198609), (132406, 152373)]