19798998

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2788

約数の個数: 32

約数和(自身を含む): 42114816

約数和(自身を除く): 22315818

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 318, 1219, 2438, 2707, 3657, 5414, 7314, 8121, 16242, 62261, 124522, 143471, 186783, 286942, 373566, 430413, 860826, 3299833, 6599666, 9899499, 19798998]

約数ペア:

[(1, 19798998), (2, 9899499), (3, 6599666), (6, 3299833), (23, 860826), (46, 430413), (53, 373566), (69, 286942), (106, 186783), (138, 143471), (159, 124522), (318, 62261), (1219, 16242), (2438, 8121), (2707, 7314), (3657, 5414)]