19229884

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1487}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 34872768

約数和(自身を除く): 15642884

約数列:

[1, 2, 4, 53, 61, 106, 122, 212, 244, 1487, 2974, 3233, 5948, 6466, 12932, 78811, 90707, 157622, 181414, 315244, 362828, 4807471, 9614942, 19229884]

約数ペア:

[(1, 19229884), (2, 9614942), (4, 4807471), (53, 362828), (61, 315244), (106, 181414), (122, 157622), (212, 90707), (244, 78811), (1487, 12932), (2974, 6466), (3233, 5948)]