20170745448

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{11701}}^1$

素因数の和:12079

約数の個数: 128

約数和(自身を含む): 59674583040

約数和(自身を除く): 39503837592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 331, 372, 434, 651, 662, 744, 868, 993, 1302, 1324, 1736, 1986, 2317, 2604, 2648, 3972, 4634, 5208, 6951, 7944, 9268, 10261, 11701, 13902, 18536, 20522, 23402, 27804, 30783, 35103, 41044, 46804, 55608, 61566, 70206, 71827, 81907, 82088, 93608, 123132, 140412, 143654, 163814, 215481, 245721, 246264, 280824, 287308, 327628, 362731, 430962, 491442, 574616, 655256, 725462, 861924, 982884, 1088193, 1450924, 1723848, 1965768, 2176386, 2539117, 2901848, 3873031, 4352772, 5078234, 7617351, 7746062, 8705544, 10156468, 11619093, 15234702, 15492124, 20312936, 23238186, 27111217, 30469404, 30984248, 46476372, 54222434, 60938808, 81333651, 92952744, 108444868, 120063961, 162667302, 216889736, 240127922, 325334604, 360191883, 480255844, 650669208, 720383766, 840447727, 960511688, 1440767532, 1680895454, 2521343181, 2881535064, 3361790908, 5042686362, 6723581816, 10085372724, 20170745448]

約数ペア:

[(1, 20170745448), (2, 10085372724), (3, 6723581816), (4, 5042686362), (6, 3361790908), (7, 2881535064), (8, 2521343181), (12, 1680895454), (14, 1440767532), (21, 960511688), (24, 840447727), (28, 720383766), (31, 650669208), (42, 480255844), (56, 360191883), (62, 325334604), (84, 240127922), (93, 216889736), (124, 162667302), (168, 120063961), (186, 108444868), (217, 92952744), (248, 81333651), (331, 60938808), (372, 54222434), (434, 46476372), (651, 30984248), (662, 30469404), (744, 27111217), (868, 23238186), (993, 20312936), (1302, 15492124), (1324, 15234702), (1736, 11619093), (1986, 10156468), (2317, 8705544), (2604, 7746062), (2648, 7617351), (3972, 5078234), (4634, 4352772), (5208, 3873031), (6951, 2901848), (7944, 2539117), (9268, 2176386), (10261, 1965768), (11701, 1723848), (13902, 1450924), (18536, 1088193), (20522, 982884), (23402, 861924), (27804, 725462), (30783, 655256), (35103, 574616), (41044, 491442), (46804, 430962), (55608, 362731), (61566, 327628), (70206, 287308), (71827, 280824), (81907, 246264), (82088, 245721), (93608, 215481), (123132, 163814), (140412, 143654)]