19081996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 35046144

約数和(自身を除く): 15964148

約数列:

[1, 2, 4, 23, 46, 92, 211, 422, 844, 983, 1966, 3932, 4853, 9706, 19412, 22609, 45218, 90436, 207413, 414826, 829652, 4770499, 9540998, 19081996]

約数ペア:

[(1, 19081996), (2, 9540998), (4, 4770499), (23, 829652), (46, 414826), (92, 207413), (211, 90436), (422, 45218), (844, 22609), (983, 19412), (1966, 9706), (3932, 4853)]