388611712

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{159791}}^1$

素因数の和:159824

約数の個数: 32

約数和(自身を含む): 814939200

約数和(自身を除く): 426327488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 159791, 319582, 639164, 1278328, 2556656, 3036029, 5113312, 6072058, 10226624, 12144116, 20453248, 24288232, 48576464, 97152928, 194305856, 388611712]

約数ペア:

[(1, 388611712), (2, 194305856), (4, 97152928), (8, 48576464), (16, 24288232), (19, 20453248), (32, 12144116), (38, 10226624), (64, 6072058), (76, 5113312), (128, 3036029), (152, 2556656), (304, 1278328), (608, 639164), (1216, 319582), (2432, 159791)]