19990322462

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1\times {\mathrm{11981}}^1$

素因数の和:12652

約数の個数: 32

約数和(自身を含む): 32998428000

約数和(自身を除く): 13008105538

約数列:

[1, 2, 11, 22, 149, 298, 509, 1018, 1639, 3278, 5599, 11198, 11981, 23962, 75841, 131791, 151682, 263582, 834251, 1668502, 1785169, 3570338, 6098329, 12196658, 19636859, 39273718, 67081619, 134163238, 908651021, 1817302042, 9995161231, 19990322462]

約数ペア:

[(1, 19990322462), (2, 9995161231), (11, 1817302042), (22, 908651021), (149, 134163238), (298, 67081619), (509, 39273718), (1018, 19636859), (1639, 12196658), (3278, 6098329), (5599, 3570338), (11198, 1785169), (11981, 1668502), (23962, 834251), (75841, 263582), (131791, 151682)]