18740368

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37783}}^1$

素因数の和:37822

約数の個数: 20

約数和(自身を含む): 37481728

約数和(自身を除く): 18741360

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 37783, 75566, 151132, 302264, 604528, 1171273, 2342546, 4685092, 9370184, 18740368]

約数ペア:

[(1, 18740368), (2, 9370184), (4, 4685092), (8, 2342546), (16, 1171273), (31, 604528), (62, 302264), (124, 151132), (248, 75566), (496, 37783)]