20386918695

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{56239}}^1$

素因数の和:56297

約数の個数: 64

約数和(自身を含む): 38549145600

約数和(自身を除く): 18162226905

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 169, 195, 429, 507, 715, 845, 1859, 2145, 2197, 2535, 5577, 6591, 9295, 10985, 24167, 27885, 32955, 56239, 72501, 120835, 168717, 281195, 362505, 618629, 731107, 843585, 1855887, 2193321, 3093145, 3655535, 8042177, 9279435, 9504391, 10966605, 24126531, 28513173, 40210885, 47521955, 104548301, 120632655, 123557083, 142565865, 313644903, 370671249, 522741505, 617785415, 1359127913, 1568224515, 1853356245, 4077383739, 6795639565, 20386918695]

約数ペア:

[(1, 20386918695), (3, 6795639565), (5, 4077383739), (11, 1853356245), (13, 1568224515), (15, 1359127913), (33, 617785415), (39, 522741505), (55, 370671249), (65, 313644903), (143, 142565865), (165, 123557083), (169, 120632655), (195, 104548301), (429, 47521955), (507, 40210885), (715, 28513173), (845, 24126531), (1859, 10966605), (2145, 9504391), (2197, 9279435), (2535, 8042177), (5577, 3655535), (6591, 3093145), (9295, 2193321), (10985, 1855887), (24167, 843585), (27885, 731107), (32955, 618629), (56239, 362505), (72501, 281195), (120835, 168717)]