19215910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1231}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 39739392

約数和(自身を除く): 20523482

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1231, 1561, 2230, 2462, 3122, 6155, 7805, 8617, 12310, 15610, 17234, 43085, 86170, 274513, 549026, 1372565, 1921591, 2745130, 3843182, 9607955, 19215910]

約数ペア:

[(1, 19215910), (2, 9607955), (5, 3843182), (7, 2745130), (10, 1921591), (14, 1372565), (35, 549026), (70, 274513), (223, 86170), (446, 43085), (1115, 17234), (1231, 15610), (1561, 12310), (2230, 8617), (2462, 7805), (3122, 6155)]