20946276

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5002

約数の個数: 60

約数和(自身を含む): 58981692

約数和(自身を除く): 38035416

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4973, 9946, 14919, 19892, 29838, 44757, 59676, 64649, 89514, 129298, 134271, 179028, 193947, 258596, 268542, 387894, 402813, 537084, 581841, 775788, 805626, 1163682, 1611252, 1745523, 2327364, 3491046, 5236569, 6982092, 10473138, 20946276]

約数ペア:

[(1, 20946276), (2, 10473138), (3, 6982092), (4, 5236569), (6, 3491046), (9, 2327364), (12, 1745523), (13, 1611252), (18, 1163682), (26, 805626), (27, 775788), (36, 581841), (39, 537084), (52, 402813), (54, 387894), (78, 268542), (81, 258596), (108, 193947), (117, 179028), (156, 134271), (162, 129298), (234, 89514), (324, 64649), (351, 59676), (468, 44757), (702, 29838), (1053, 19892), (1404, 14919), (2106, 9946), (4212, 4973)]