19605456

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3521

約数の個数: 80

約数和(自身を含む): 60621120

約数和(自身を除く): 41015664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 3491, 5616, 6982, 10473, 13964, 20946, 27928, 31419, 41892, 45383, 55856, 62838, 83784, 90766, 94257, 125676, 136149, 167568, 181532, 188514, 251352, 272298, 363064, 377028, 408447, 502704, 544596, 726128, 754056, 816894, 1089192, 1225341, 1508112, 1633788, 2178384, 2450682, 3267576, 4901364, 6535152, 9802728, 19605456]

約数ペア:

[(1, 19605456), (2, 9802728), (3, 6535152), (4, 4901364), (6, 3267576), (8, 2450682), (9, 2178384), (12, 1633788), (13, 1508112), (16, 1225341), (18, 1089192), (24, 816894), (26, 754056), (27, 726128), (36, 544596), (39, 502704), (48, 408447), (52, 377028), (54, 363064), (72, 272298), (78, 251352), (104, 188514), (108, 181532), (117, 167568), (144, 136149), (156, 125676), (208, 94257), (216, 90766), (234, 83784), (312, 62838), (351, 55856), (432, 45383), (468, 41892), (624, 31419), (702, 27928), (936, 20946), (1404, 13964), (1872, 10473), (2808, 6982), (3491, 5616)]