19668490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 18153974

約数列:

[1, 2, 5, 10, 17, 34, 85, 127, 170, 254, 635, 911, 1270, 1822, 2159, 4318, 4555, 9110, 10795, 15487, 21590, 30974, 77435, 115697, 154870, 231394, 578485, 1156970, 1966849, 3933698, 9834245, 19668490]

約数ペア:

[(1, 19668490), (2, 9834245), (5, 3933698), (10, 1966849), (17, 1156970), (34, 578485), (85, 231394), (127, 154870), (170, 115697), (254, 77435), (635, 30974), (911, 21590), (1270, 15487), (1822, 10795), (2159, 9110), (4318, 4555)]