18201392380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97157}}^1$

素因数の和:97231

約数の個数: 96

約数和(自身を含む): 44070868800

約数和(自身を除く): 25869476420

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 29, 34, 38, 58, 68, 76, 85, 95, 116, 145, 170, 190, 290, 323, 340, 380, 493, 551, 580, 646, 986, 1102, 1292, 1615, 1972, 2204, 2465, 2755, 3230, 4930, 5510, 6460, 9367, 9860, 11020, 18734, 37468, 46835, 93670, 97157, 187340, 194314, 388628, 485785, 971570, 1651669, 1845983, 1943140, 2817553, 3303338, 3691966, 5635106, 6606676, 7383932, 8258345, 9229915, 11270212, 14087765, 16516690, 18459830, 28175530, 31381711, 33033380, 36919660, 47898401, 53533507, 56351060, 62763422, 95796802, 107067014, 125526844, 156908555, 191593604, 214134028, 239492005, 267667535, 313817110, 478984010, 535335070, 627634220, 910069619, 957968020, 1070670140, 1820139238, 3640278476, 4550348095, 9100696190, 18201392380]

約数ペア:

[(1, 18201392380), (2, 9100696190), (4, 4550348095), (5, 3640278476), (10, 1820139238), (17, 1070670140), (19, 957968020), (20, 910069619), (29, 627634220), (34, 535335070), (38, 478984010), (58, 313817110), (68, 267667535), (76, 239492005), (85, 214134028), (95, 191593604), (116, 156908555), (145, 125526844), (170, 107067014), (190, 95796802), (290, 62763422), (323, 56351060), (340, 53533507), (380, 47898401), (493, 36919660), (551, 33033380), (580, 31381711), (646, 28175530), (986, 18459830), (1102, 16516690), (1292, 14087765), (1615, 11270212), (1972, 9229915), (2204, 8258345), (2465, 7383932), (2755, 6606676), (3230, 5635106), (4930, 3691966), (5510, 3303338), (6460, 2817553), (9367, 1943140), (9860, 1845983), (11020, 1651669), (18734, 971570), (37468, 485785), (46835, 388628), (93670, 194314), (97157, 187340)]