19443710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13597}}^1$

素因数の和:13628

約数の個数: 32

約数和(自身を含む): 41120352

約数和(自身を除く): 21676642

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 13597, 27194, 67985, 135970, 149567, 176761, 299134, 353522, 747835, 883805, 1495670, 1767610, 1944371, 3888742, 9721855, 19443710]

約数ペア:

[(1, 19443710), (2, 9721855), (5, 3888742), (10, 1944371), (11, 1767610), (13, 1495670), (22, 883805), (26, 747835), (55, 353522), (65, 299134), (110, 176761), (130, 149567), (143, 135970), (286, 67985), (715, 27194), (1430, 13597)]