19002039

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 32065536

約数和(自身を除く): 13063497

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 101, 119, 217, 289, 303, 357, 527, 651, 707, 867, 1581, 1717, 2023, 2121, 3131, 3689, 5151, 6069, 8959, 9393, 11067, 12019, 21917, 26877, 29189, 36057, 53227, 62713, 65751, 87567, 159681, 188139, 204323, 372589, 612969, 904859, 1117767, 2714577, 6334013, 19002039]

約数ペア:

[(1, 19002039), (3, 6334013), (7, 2714577), (17, 1117767), (21, 904859), (31, 612969), (51, 372589), (93, 204323), (101, 188139), (119, 159681), (217, 87567), (289, 65751), (303, 62713), (357, 53227), (527, 36057), (651, 29189), (707, 26877), (867, 21917), (1581, 12019), (1717, 11067), (2023, 9393), (2121, 8959), (3131, 6069), (3689, 5151)]