18798988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3727}}^1$

素因数の和:3841

約数の個数: 24

約数和(自身を含む): 35803712

約数和(自身を除く): 17004724

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 3727, 5044, 7454, 14908, 48451, 96902, 193804, 361519, 723038, 1446076, 4699747, 9399494, 18798988]

約数ペア:

[(1, 18798988), (2, 9399494), (4, 4699747), (13, 1446076), (26, 723038), (52, 361519), (97, 193804), (194, 96902), (388, 48451), (1261, 14908), (2522, 7454), (3727, 5044)]