13810004

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:720

約数の個数: 36

約数和(自身を含む): 27054720

約数和(自身を除く): 13244716

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 659, 676, 806, 1318, 1612, 2636, 5239, 8567, 10478, 17134, 20429, 20956, 34268, 40858, 81716, 111371, 222742, 265577, 445484, 531154, 1062308, 3452501, 6905002, 13810004]

約数ペア:

[(1, 13810004), (2, 6905002), (4, 3452501), (13, 1062308), (26, 531154), (31, 445484), (52, 265577), (62, 222742), (124, 111371), (169, 81716), (338, 40858), (403, 34268), (659, 20956), (676, 20429), (806, 17134), (1318, 10478), (1612, 8567), (2636, 5239)]