18524744

素因数分解:

$2^3\times 7^3\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 41712000

約数和(自身を除く): 23187256

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 157, 172, 196, 301, 314, 343, 344, 392, 602, 628, 686, 1099, 1204, 1256, 1372, 2107, 2198, 2408, 2744, 4214, 4396, 6751, 7693, 8428, 8792, 13502, 14749, 15386, 16856, 27004, 29498, 30772, 47257, 53851, 54008, 58996, 61544, 94514, 107702, 117992, 189028, 215404, 330799, 378056, 430808, 661598, 1323196, 2315593, 2646392, 4631186, 9262372, 18524744]

約数ペア:

[(1, 18524744), (2, 9262372), (4, 4631186), (7, 2646392), (8, 2315593), (14, 1323196), (28, 661598), (43, 430808), (49, 378056), (56, 330799), (86, 215404), (98, 189028), (157, 117992), (172, 107702), (196, 94514), (301, 61544), (314, 58996), (343, 54008), (344, 53851), (392, 47257), (602, 30772), (628, 29498), (686, 27004), (1099, 16856), (1204, 15386), (1256, 14749), (1372, 13502), (2107, 8792), (2198, 8428), (2408, 7693), (2744, 6751), (4214, 4396)]