20307639

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 31912704

約数和(自身を除く): 11605065

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 683, 901, 1749, 2049, 2703, 7513, 9911, 11611, 22539, 29733, 34833, 36199, 108597, 127721, 383163, 398189, 615383, 1194567, 1846149, 6769213, 20307639]

約数ペア:

[(1, 20307639), (3, 6769213), (11, 1846149), (17, 1194567), (33, 615383), (51, 398189), (53, 383163), (159, 127721), (187, 108597), (561, 36199), (583, 34833), (683, 29733), (901, 22539), (1749, 11611), (2049, 9911), (2703, 7513)]