19311930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19507}}^1$

素因数の和:19531

約数の個数: 48

約数和(自身を含む): 54778464

約数和(自身を除く): 35466534

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19507, 39014, 58521, 97535, 117042, 175563, 195070, 214577, 292605, 351126, 429154, 585210, 643731, 877815, 1072885, 1287462, 1755630, 1931193, 2145770, 3218655, 3862386, 6437310, 9655965, 19311930]

約数ペア:

[(1, 19311930), (2, 9655965), (3, 6437310), (5, 3862386), (6, 3218655), (9, 2145770), (10, 1931193), (11, 1755630), (15, 1287462), (18, 1072885), (22, 877815), (30, 643731), (33, 585210), (45, 429154), (55, 351126), (66, 292605), (90, 214577), (99, 195070), (110, 175563), (165, 117042), (198, 97535), (330, 58521), (495, 39014), (990, 19507)]