20809789624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11770243}}^1$

素因数の和:11770279

約数の個数: 32

約数和(自身を含む): 44491522320

約数和(自身を除く): 23681732696

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11770243, 23540486, 47080972, 94161944, 153013159, 200094131, 306026318, 400188262, 612052636, 800376524, 1224105272, 1600753048, 2601223703, 5202447406, 10404894812, 20809789624]

約数ペア:

[(1, 20809789624), (2, 10404894812), (4, 5202447406), (8, 2601223703), (13, 1600753048), (17, 1224105272), (26, 800376524), (34, 612052636), (52, 400188262), (68, 306026318), (104, 200094131), (136, 153013159), (221, 94161944), (442, 47080972), (884, 23540486), (1768, 11770243)]