20112909516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2752177}}^1$

素因数の和:2752223

約数の個数: 72

約数和(自身を含む): 60107567520

約数和(自身を除く): 39994658004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 2752177, 5504354, 8256531, 11008708, 16513062, 19265239, 24769593, 33026124, 38530478, 49539186, 57795717, 77060956, 79813133, 99078372, 115591434, 159626266, 173387151, 231182868, 239439399, 319252532, 346774302, 478878798, 558691931, 693548604, 718318197, 957757596, 1117383862, 1436636394, 1676075793, 2234767724, 2873272788, 3352151586, 5028227379, 6704303172, 10056454758, 20112909516]

約数ペア:

[(1, 20112909516), (2, 10056454758), (3, 6704303172), (4, 5028227379), (6, 3352151586), (7, 2873272788), (9, 2234767724), (12, 1676075793), (14, 1436636394), (18, 1117383862), (21, 957757596), (28, 718318197), (29, 693548604), (36, 558691931), (42, 478878798), (58, 346774302), (63, 319252532), (84, 239439399), (87, 231182868), (116, 173387151), (126, 159626266), (174, 115591434), (203, 99078372), (252, 79813133), (261, 77060956), (348, 57795717), (406, 49539186), (522, 38530478), (609, 33026124), (812, 24769593), (1044, 19265239), (1218, 16513062), (1827, 11008708), (2436, 8256531), (3654, 5504354), (7308, 2752177)]