18693888

素因数分解:

$2^8\times 3^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 50454096

約数和(自身を除く): 31760208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 241, 256, 303, 384, 404, 482, 606, 723, 768, 808, 964, 1212, 1446, 1616, 1928, 2424, 2892, 3232, 3856, 4848, 5784, 6464, 7712, 9696, 11568, 12928, 15424, 19392, 23136, 24341, 25856, 30848, 38784, 46272, 48682, 61696, 73023, 77568, 92544, 97364, 146046, 185088, 194728, 292092, 389456, 584184, 778912, 1168368, 1557824, 2336736, 3115648, 4673472, 6231296, 9346944, 18693888]

約数ペア:

[(1, 18693888), (2, 9346944), (3, 6231296), (4, 4673472), (6, 3115648), (8, 2336736), (12, 1557824), (16, 1168368), (24, 778912), (32, 584184), (48, 389456), (64, 292092), (96, 194728), (101, 185088), (128, 146046), (192, 97364), (202, 92544), (241, 77568), (256, 73023), (303, 61696), (384, 48682), (404, 46272), (482, 38784), (606, 30848), (723, 25856), (768, 24341), (808, 23136), (964, 19392), (1212, 15424), (1446, 12928), (1616, 11568), (1928, 9696), (2424, 7712), (2892, 6464), (3232, 5784), (3856, 4848)]