19069616

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:597

約数の個数: 40

約数和(自身を含む): 39246000

約数和(自身を除く): 20176384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 421, 596, 842, 1192, 1684, 2384, 2831, 3368, 5662, 6736, 7999, 11324, 15998, 22648, 31996, 45296, 62729, 63992, 125458, 127984, 250916, 501832, 1003664, 1191851, 2383702, 4767404, 9534808, 19069616]

約数ペア:

[(1, 19069616), (2, 9534808), (4, 4767404), (8, 2383702), (16, 1191851), (19, 1003664), (38, 501832), (76, 250916), (149, 127984), (152, 125458), (298, 63992), (304, 62729), (421, 45296), (596, 31996), (842, 22648), (1192, 15998), (1684, 11324), (2384, 7999), (2831, 6736), (3368, 5662)]