19318720

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:917

約数の個数: 56

約数和(自身を含む): 46689264

約数和(自身を除く): 27370544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 827, 1168, 1460, 1654, 2336, 2920, 3308, 4135, 4672, 5840, 6616, 8270, 11680, 13232, 16540, 23360, 26464, 33080, 52928, 60371, 66160, 120742, 132320, 241484, 264640, 301855, 482968, 603710, 965936, 1207420, 1931872, 2414840, 3863744, 4829680, 9659360, 19318720]

約数ペア:

[(1, 19318720), (2, 9659360), (4, 4829680), (5, 3863744), (8, 2414840), (10, 1931872), (16, 1207420), (20, 965936), (32, 603710), (40, 482968), (64, 301855), (73, 264640), (80, 241484), (146, 132320), (160, 120742), (292, 66160), (320, 60371), (365, 52928), (584, 33080), (730, 26464), (827, 23360), (1168, 16540), (1460, 13232), (1654, 11680), (2336, 8270), (2920, 6616), (3308, 5840), (4135, 4672)]