20216964417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{70423}}^1$

素因数の和:70889

約数の個数: 32

約数和(自身を含む): 30808528128

約数和(自身を除く): 10591563711

約数列:

[1, 3, 13, 17, 39, 51, 221, 433, 663, 1299, 5629, 7361, 16887, 22083, 70423, 95693, 211269, 287079, 915499, 1197191, 2746497, 3591573, 15563483, 30493159, 46690449, 91479477, 396411067, 518383703, 1189233201, 1555151109, 6738988139, 20216964417]

約数ペア:

[(1, 20216964417), (3, 6738988139), (13, 1555151109), (17, 1189233201), (39, 518383703), (51, 396411067), (221, 91479477), (433, 46690449), (663, 30493159), (1299, 15563483), (5629, 3591573), (7361, 2746497), (16887, 1197191), (22083, 915499), (70423, 287079), (95693, 211269)]