19668294

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3491}}^1$

素因数の和:3812

約数の個数: 24

約数和(自身を含む): 42763032

約数和(自身を除く): 23094738

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3491, 5634, 6982, 10473, 20946, 31419, 62838, 1092683, 2185366, 3278049, 6556098, 9834147, 19668294]

約数ペア:

[(1, 19668294), (2, 9834147), (3, 6556098), (6, 3278049), (9, 2185366), (18, 1092683), (313, 62838), (626, 31419), (939, 20946), (1878, 10473), (2817, 6982), (3491, 5634)]