56918704

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{39971}}^1$

素因数の和:40068

約数の個数: 20

約数和(自身を含む): 111521880

約数和(自身を除く): 54603176

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 39971, 79942, 159884, 319768, 639536, 3557419, 7114838, 14229676, 28459352, 56918704]

約数ペア:

[(1, 56918704), (2, 28459352), (4, 14229676), (8, 7114838), (16, 3557419), (89, 639536), (178, 319768), (356, 159884), (712, 79942), (1424, 39971)]