20447352

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9161}}^1$

素因数の和:9204

約数の個数: 48

約数和(自身を含む): 57170880

約数和(自身を除く): 36723528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9161, 18322, 27483, 36644, 54966, 73288, 82449, 109932, 164898, 219864, 283991, 329796, 567982, 659592, 851973, 1135964, 1703946, 2271928, 2555919, 3407892, 5111838, 6815784, 10223676, 20447352]

約数ペア:

[(1, 20447352), (2, 10223676), (3, 6815784), (4, 5111838), (6, 3407892), (8, 2555919), (9, 2271928), (12, 1703946), (18, 1135964), (24, 851973), (31, 659592), (36, 567982), (62, 329796), (72, 283991), (93, 219864), (124, 164898), (186, 109932), (248, 82449), (279, 73288), (372, 54966), (558, 36644), (744, 27483), (1116, 18322), (2232, 9161)]