18834130

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 96

約数和(自身を含む): 44208000

約数和(自身を除く): 25373870

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 34, 35, 38, 49, 70, 85, 95, 98, 119, 133, 170, 190, 238, 245, 266, 289, 323, 343, 490, 578, 595, 646, 665, 686, 833, 931, 1190, 1330, 1445, 1615, 1666, 1715, 1862, 2023, 2261, 2890, 3230, 3430, 4046, 4165, 4522, 4655, 5491, 5831, 6517, 8330, 9310, 10115, 10982, 11305, 11662, 13034, 14161, 15827, 20230, 22610, 27455, 28322, 29155, 31654, 32585, 38437, 54910, 58310, 65170, 70805, 76874, 79135, 99127, 110789, 141610, 158270, 192185, 198254, 221578, 269059, 384370, 495635, 538118, 553945, 991270, 1107890, 1345295, 1883413, 2690590, 3766826, 9417065, 18834130]

約数ペア:

[(1, 18834130), (2, 9417065), (5, 3766826), (7, 2690590), (10, 1883413), (14, 1345295), (17, 1107890), (19, 991270), (34, 553945), (35, 538118), (38, 495635), (49, 384370), (70, 269059), (85, 221578), (95, 198254), (98, 192185), (119, 158270), (133, 141610), (170, 110789), (190, 99127), (238, 79135), (245, 76874), (266, 70805), (289, 65170), (323, 58310), (343, 54910), (490, 38437), (578, 32585), (595, 31654), (646, 29155), (665, 28322), (686, 27455), (833, 22610), (931, 20230), (1190, 15827), (1330, 14161), (1445, 13034), (1615, 11662), (1666, 11305), (1715, 10982), (1862, 10115), (2023, 9310), (2261, 8330), (2890, 6517), (3230, 5831), (3430, 5491), (4046, 4655), (4165, 4522)]