20793612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3391}}^1$

素因数の和:3478

約数の個数: 48

約数和(自身を含む): 56225792

約数和(自身を除く): 35432180

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 146, 219, 292, 438, 511, 876, 1022, 1533, 2044, 3066, 3391, 6132, 6782, 10173, 13564, 20346, 23737, 40692, 47474, 71211, 94948, 142422, 247543, 284844, 495086, 742629, 990172, 1485258, 1732801, 2970516, 3465602, 5198403, 6931204, 10396806, 20793612]

約数ペア:

[(1, 20793612), (2, 10396806), (3, 6931204), (4, 5198403), (6, 3465602), (7, 2970516), (12, 1732801), (14, 1485258), (21, 990172), (28, 742629), (42, 495086), (73, 284844), (84, 247543), (146, 142422), (219, 94948), (292, 71211), (438, 47474), (511, 40692), (876, 23737), (1022, 20346), (1533, 13564), (2044, 10173), (3066, 6782), (3391, 6132)]