19565072

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18251}}^1$

素因数の和:18326

約数の個数: 20

約数和(自身を含む): 38475216

約数和(自身を除く): 18910144

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18251, 36502, 73004, 146008, 292016, 1222817, 2445634, 4891268, 9782536, 19565072]

約数ペア:

[(1, 19565072), (2, 9782536), (4, 4891268), (8, 2445634), (16, 1222817), (67, 292016), (134, 146008), (268, 73004), (536, 36502), (1072, 18251)]