2640618328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1049}}^1\times {\mathrm{16561}}^1$

素因数の和:17635

約数の個数: 32

約数和(自身を含む): 5217030000

約数和(自身を除く): 2576411672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1049, 2098, 4196, 8392, 16561, 19931, 33122, 39862, 66244, 79724, 132488, 159448, 314659, 629318, 1258636, 2517272, 17372489, 34744978, 69489956, 138979912, 330077291, 660154582, 1320309164, 2640618328]

約数ペア:

[(1, 2640618328), (2, 1320309164), (4, 660154582), (8, 330077291), (19, 138979912), (38, 69489956), (76, 34744978), (152, 17372489), (1049, 2517272), (2098, 1258636), (4196, 629318), (8392, 314659), (16561, 159448), (19931, 132488), (33122, 79724), (39862, 66244)]