20704944

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33181}}^1$

素因数の和:33205

約数の個数: 40

約数和(自身を含む): 57603952

約数和(自身を除く): 36899008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33181, 66362, 99543, 132724, 199086, 265448, 398172, 431353, 530896, 796344, 862706, 1294059, 1592688, 1725412, 2588118, 3450824, 5176236, 6901648, 10352472, 20704944]

約数ペア:

[(1, 20704944), (2, 10352472), (3, 6901648), (4, 5176236), (6, 3450824), (8, 2588118), (12, 1725412), (13, 1592688), (16, 1294059), (24, 862706), (26, 796344), (39, 530896), (48, 431353), (52, 398172), (78, 265448), (104, 199086), (156, 132724), (208, 99543), (312, 66362), (624, 33181)]