20960970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{13183}}^1$

素因数の和:13246

約数の個数: 32

約数和(自身を含む): 51259392

約数和(自身を除く): 30298422

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 13183, 26366, 39549, 65915, 79098, 131830, 197745, 395490, 698699, 1397398, 2096097, 3493495, 4192194, 6986990, 10480485, 20960970]

約数ペア:

[(1, 20960970), (2, 10480485), (3, 6986990), (5, 4192194), (6, 3493495), (10, 2096097), (15, 1397398), (30, 698699), (53, 395490), (106, 197745), (159, 131830), (265, 79098), (318, 65915), (530, 39549), (795, 26366), (1590, 13183)]