20670174

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 52992000

約数和(自身を除く): 32321826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 149, 189, 298, 367, 378, 447, 734, 894, 1043, 1101, 1341, 2086, 2202, 2569, 2682, 3129, 3303, 4023, 5138, 6258, 6606, 7707, 8046, 9387, 9909, 15414, 18774, 19818, 23121, 28161, 46242, 54683, 56322, 69363, 109366, 138726, 164049, 328098, 382781, 492147, 765562, 984294, 1148343, 1476441, 2296686, 2952882, 3445029, 6890058, 10335087, 20670174]

約数ペア:

[(1, 20670174), (2, 10335087), (3, 6890058), (6, 3445029), (7, 2952882), (9, 2296686), (14, 1476441), (18, 1148343), (21, 984294), (27, 765562), (42, 492147), (54, 382781), (63, 328098), (126, 164049), (149, 138726), (189, 109366), (298, 69363), (367, 56322), (378, 54683), (447, 46242), (734, 28161), (894, 23121), (1043, 19818), (1101, 18774), (1341, 15414), (2086, 9909), (2202, 9387), (2569, 8046), (2682, 7707), (3129, 6606), (3303, 6258), (4023, 5138)]