2008198521

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{559231}}^1$

素因数の和:559266

約数の個数: 32

約数和(自身を含む): 3579084800

約数和(自身を除く): 1570886279

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 559231, 1677693, 3914617, 5033079, 10625389, 11743851, 15099237, 31876167, 35231553, 74377723, 95628501, 105694659, 223133169, 286885503, 669399507, 2008198521]

約数ペア:

[(1, 2008198521), (3, 669399507), (7, 286885503), (9, 223133169), (19, 105694659), (21, 95628501), (27, 74377723), (57, 35231553), (63, 31876167), (133, 15099237), (171, 11743851), (189, 10625389), (399, 5033079), (513, 3914617), (1197, 1677693), (3591, 559231)]