2018989973

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{617}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 2769609024

約数和(自身を除く): 750619051

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 467, 539, 617, 637, 1001, 3269, 4319, 5137, 6071, 6787, 7007, 8021, 22883, 30233, 35959, 42497, 47509, 56147, 66781, 88231, 251713, 288139, 297479, 332563, 393029, 467467, 617617, 2016973, 3169529, 3272269, 3745807, 4323319, 14118811, 22186703, 26220649, 41203877, 155306921, 183544543, 288427139, 2018989973]

約数ペア:

[(1, 2018989973), (7, 288427139), (11, 183544543), (13, 155306921), (49, 41203877), (77, 26220649), (91, 22186703), (143, 14118811), (467, 4323319), (539, 3745807), (617, 3272269), (637, 3169529), (1001, 2016973), (3269, 617617), (4319, 467467), (5137, 393029), (6071, 332563), (6787, 297479), (7007, 288139), (8021, 251713), (22883, 88231), (30233, 66781), (35959, 56147), (42497, 47509)]