18956056

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4637}}^1$

素因数の和:4723

約数の個数: 32

約数和(自身を含む): 41185440

約数和(自身を除く): 22229384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4637, 9274, 18548, 32459, 37096, 64918, 129836, 259672, 338501, 677002, 1354004, 2369507, 2708008, 4739014, 9478028, 18956056]

約数ペア:

[(1, 18956056), (2, 9478028), (4, 4739014), (7, 2708008), (8, 2369507), (14, 1354004), (28, 677002), (56, 338501), (73, 259672), (146, 129836), (292, 64918), (511, 37096), (584, 32459), (1022, 18548), (2044, 9274), (4088, 4637)]