18780196

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{577}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 33662720

約数和(自身を除く): 14882524

約数列:

[1, 2, 4, 79, 103, 158, 206, 316, 412, 577, 1154, 2308, 8137, 16274, 32548, 45583, 59431, 91166, 118862, 182332, 237724, 4695049, 9390098, 18780196]

約数ペア:

[(1, 18780196), (2, 9390098), (4, 4695049), (79, 237724), (103, 182332), (158, 118862), (206, 91166), (316, 59431), (412, 45583), (577, 32548), (1154, 16274), (2308, 8137)]