220909624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{21031}}^1$

素因数の和:21151

約数の個数: 32

約数和(自身を含む): 450505440

約数和(自身を除く): 229595816

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 5252, 10504, 21031, 42062, 84124, 168248, 273403, 546806, 1093612, 2124131, 2187224, 4248262, 8496524, 16993048, 27613703, 55227406, 110454812, 220909624]

約数ペア:

[(1, 220909624), (2, 110454812), (4, 55227406), (8, 27613703), (13, 16993048), (26, 8496524), (52, 4248262), (101, 2187224), (104, 2124131), (202, 1093612), (404, 546806), (808, 273403), (1313, 168248), (2626, 84124), (5252, 42062), (10504, 21031)]