19614916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4231}}^1$

素因数の和:4315

約数の個数: 24

約数和(自身を含む): 36733760

約数和(自身を除く): 17118844

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4231, 4636, 8462, 16924, 80389, 160778, 258091, 321556, 516182, 1032364, 4903729, 9807458, 19614916]

約数ペア:

[(1, 19614916), (2, 9807458), (4, 4903729), (19, 1032364), (38, 516182), (61, 321556), (76, 258091), (122, 160778), (244, 80389), (1159, 16924), (2318, 8462), (4231, 4636)]