390985838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1\times {\mathrm{7933}}^1$

素因数の和:9251

約数の個数: 16

約数和(自身を含む): 617899920

約数和(自身を除く): 226914082

約数列:

[1, 2, 19, 38, 1297, 2594, 7933, 15866, 24643, 49286, 150727, 301454, 10289101, 20578202, 195492919, 390985838]

約数ペア:

[(1, 390985838), (2, 195492919), (19, 20578202), (38, 10289101), (1297, 301454), (2594, 150727), (7933, 49286), (15866, 24643)]