201618860

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{26321}}^1$

素因数の和:26713

約数の個数: 24

約数和(自身を含む): 424521216

約数和(自身を除く): 222902356

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 26321, 52642, 105284, 131605, 263210, 526420, 10080943, 20161886, 40323772, 50404715, 100809430, 201618860]

約数ペア:

[(1, 201618860), (2, 100809430), (4, 50404715), (5, 40323772), (10, 20161886), (20, 10080943), (383, 526420), (766, 263210), (1532, 131605), (1915, 105284), (3830, 52642), (7660, 26321)]