20115668916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{883}}^1\times {\mathrm{90401}}^1$

素因数の和:91301

約数の個数: 72

約数和(自身を含む): 58178387904

約数和(自身を除く): 38062718988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 883, 1766, 2649, 3532, 5298, 6181, 7947, 10596, 12362, 15894, 18543, 24724, 31788, 37086, 55629, 74172, 90401, 111258, 180802, 222516, 271203, 361604, 542406, 632807, 813609, 1084812, 1265614, 1627218, 1898421, 2531228, 3254436, 3796842, 5695263, 7593684, 11390526, 22781052, 79824083, 159648166, 239472249, 319296332, 478944498, 558768581, 718416747, 957888996, 1117537162, 1436833494, 1676305743, 2235074324, 2873666988, 3352611486, 5028917229, 6705222972, 10057834458, 20115668916]

約数ペア:

[(1, 20115668916), (2, 10057834458), (3, 6705222972), (4, 5028917229), (6, 3352611486), (7, 2873666988), (9, 2235074324), (12, 1676305743), (14, 1436833494), (18, 1117537162), (21, 957888996), (28, 718416747), (36, 558768581), (42, 478944498), (63, 319296332), (84, 239472249), (126, 159648166), (252, 79824083), (883, 22781052), (1766, 11390526), (2649, 7593684), (3532, 5695263), (5298, 3796842), (6181, 3254436), (7947, 2531228), (10596, 1898421), (12362, 1627218), (15894, 1265614), (18543, 1084812), (24724, 813609), (31788, 632807), (37086, 542406), (55629, 361604), (74172, 271203), (90401, 222516), (111258, 180802)]