20655642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6737}}^1$

素因数の和:6822

約数の個数: 32

約数和(自身を含む): 47866752

約数和(自身を除く): 27211110

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6737, 13474, 20211, 40422, 47159, 94318, 141477, 282954, 491801, 983602, 1475403, 2950806, 3442607, 6885214, 10327821, 20655642]

約数ペア:

[(1, 20655642), (2, 10327821), (3, 6885214), (6, 3442607), (7, 2950806), (14, 1475403), (21, 983602), (42, 491801), (73, 282954), (146, 141477), (219, 94318), (438, 47159), (511, 40422), (1022, 20211), (1533, 13474), (3066, 6737)]