20377011897

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{13789}}^1$

素因数の和:13899

約数の個数: 72

約数和(自身を含む): 34333790400

約数和(自身を除く): 13956778503

約数列:

[1, 3, 9, 11, 23, 33, 59, 69, 99, 121, 177, 207, 253, 363, 531, 649, 759, 1089, 1357, 1947, 2277, 2783, 4071, 5841, 7139, 8349, 12213, 13789, 14927, 21417, 25047, 41367, 44781, 64251, 124101, 134343, 151679, 164197, 317147, 455037, 492591, 813551, 951441, 1365111, 1477773, 1668469, 2440653, 2854323, 3488617, 5005407, 7321959, 8949061, 10465851, 15016221, 18711673, 26847183, 31397553, 38374787, 56135019, 80541549, 98439671, 115124361, 168405057, 205828403, 295319013, 345373083, 617485209, 885957039, 1852455627, 2264112433, 6792337299, 20377011897]

約数ペア:

[(1, 20377011897), (3, 6792337299), (9, 2264112433), (11, 1852455627), (23, 885957039), (33, 617485209), (59, 345373083), (69, 295319013), (99, 205828403), (121, 168405057), (177, 115124361), (207, 98439671), (253, 80541549), (363, 56135019), (531, 38374787), (649, 31397553), (759, 26847183), (1089, 18711673), (1357, 15016221), (1947, 10465851), (2277, 8949061), (2783, 7321959), (4071, 5005407), (5841, 3488617), (7139, 2854323), (8349, 2440653), (12213, 1668469), (13789, 1477773), (14927, 1365111), (21417, 951441), (25047, 813551), (41367, 492591), (44781, 455037), (64251, 317147), (124101, 164197), (134343, 151679)]