203896144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{670711}}^1$

素因数の和:670738

約数の個数: 20

約数和(自身を含む): 415841440

約数和(自身を除く): 211945296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 670711, 1341422, 2682844, 5365688, 10731376, 12743509, 25487018, 50974036, 101948072, 203896144]

約数ペア:

[(1, 203896144), (2, 101948072), (4, 50974036), (8, 25487018), (16, 12743509), (19, 10731376), (38, 5365688), (76, 2682844), (152, 1341422), (304, 670711)]