2018651648

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{303283}}^1$

素因数の和:303314

約数の個数: 40

約数和(自身を含む): 4343633448

約数和(自身を除く): 2324981800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 303283, 606566, 1213132, 2426264, 3942679, 4852528, 7885358, 9705056, 15770716, 19410112, 31541432, 38820224, 63082864, 77640448, 126165728, 155280896, 252331456, 504662912, 1009325824, 2018651648]

約数ペア:

[(1, 2018651648), (2, 1009325824), (4, 504662912), (8, 252331456), (13, 155280896), (16, 126165728), (26, 77640448), (32, 63082864), (52, 38820224), (64, 31541432), (104, 19410112), (128, 15770716), (208, 9705056), (256, 7885358), (416, 4852528), (512, 3942679), (832, 2426264), (1664, 1213132), (3328, 606566), (6656, 303283)]