18969224

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 17802616

約数列:

[1, 2, 4, 8, 41, 82, 151, 164, 302, 328, 383, 604, 766, 1208, 1532, 3064, 6191, 12382, 15703, 24764, 31406, 49528, 57833, 62812, 115666, 125624, 231332, 462664, 2371153, 4742306, 9484612, 18969224]

約数ペア:

[(1, 18969224), (2, 9484612), (4, 4742306), (8, 2371153), (41, 462664), (82, 231332), (151, 125624), (164, 115666), (302, 62812), (328, 57833), (383, 49528), (604, 31406), (766, 24764), (1208, 15703), (1532, 12382), (3064, 6191)]