1899291472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9131209}}^1$

素因数の和:9131230

約数の個数: 20

約数和(自身を含む): 3962945140

約数和(自身を除く): 2063653668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9131209, 18262418, 36524836, 73049672, 118705717, 146099344, 237411434, 474822868, 949645736, 1899291472]

約数ペア:

[(1, 1899291472), (2, 949645736), (4, 474822868), (8, 237411434), (13, 146099344), (16, 118705717), (26, 73049672), (52, 36524836), (104, 18262418), (208, 9131209)]