20147333864

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{26903}}^1$

素因数の和:27270

約数の個数: 64

約数和(自身を含む): 44320573440

約数和(自身を除く): 24173239576

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 311, 344, 602, 622, 1204, 1244, 2177, 2408, 2488, 4354, 8708, 13373, 17416, 26746, 26903, 53492, 53806, 93611, 106984, 107612, 187222, 188321, 215224, 374444, 376642, 748888, 753284, 1156829, 1506568, 2313658, 4627316, 8097803, 8366833, 9254632, 16195606, 16733666, 32391212, 33467332, 58567831, 64782424, 66934664, 117135662, 234271324, 359773819, 468542648, 719547638, 1439095276, 2518416733, 2878190552, 5036833466, 10073666932, 20147333864]

約数ペア:

[(1, 20147333864), (2, 10073666932), (4, 5036833466), (7, 2878190552), (8, 2518416733), (14, 1439095276), (28, 719547638), (43, 468542648), (56, 359773819), (86, 234271324), (172, 117135662), (301, 66934664), (311, 64782424), (344, 58567831), (602, 33467332), (622, 32391212), (1204, 16733666), (1244, 16195606), (2177, 9254632), (2408, 8366833), (2488, 8097803), (4354, 4627316), (8708, 2313658), (13373, 1506568), (17416, 1156829), (26746, 753284), (26903, 748888), (53492, 376642), (53806, 374444), (93611, 215224), (106984, 188321), (107612, 187222)]