20090454

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{739}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 42197760

約数和(自身を除く): 22107306

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 197, 394, 591, 739, 1182, 1478, 2217, 4434, 4531, 9062, 13593, 16997, 27186, 33994, 50991, 101982, 145583, 291166, 436749, 873498, 3348409, 6696818, 10045227, 20090454]

約数ペア:

[(1, 20090454), (2, 10045227), (3, 6696818), (6, 3348409), (23, 873498), (46, 436749), (69, 291166), (138, 145583), (197, 101982), (394, 50991), (591, 33994), (739, 27186), (1182, 16997), (1478, 13593), (2217, 9062), (4434, 4531)]