20708244

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11279}}^1$

素因数の和:11309

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 36142956

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11279, 22558, 33837, 45116, 67674, 101511, 135348, 191743, 203022, 304533, 383486, 406044, 575229, 609066, 766972, 1150458, 1218132, 1725687, 2300916, 3451374, 5177061, 6902748, 10354122, 20708244]

約数ペア:

[(1, 20708244), (2, 10354122), (3, 6902748), (4, 5177061), (6, 3451374), (9, 2300916), (12, 1725687), (17, 1218132), (18, 1150458), (27, 766972), (34, 609066), (36, 575229), (51, 406044), (54, 383486), (68, 304533), (102, 203022), (108, 191743), (153, 135348), (204, 101511), (306, 67674), (459, 45116), (612, 33837), (918, 22558), (1836, 11279)]