20702322

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 25528590

約数列:

[1, 2, 3, 6, 9, 18, 71, 97, 142, 167, 194, 213, 291, 334, 426, 501, 582, 639, 873, 1002, 1278, 1503, 1746, 3006, 6887, 11857, 13774, 16199, 20661, 23714, 32398, 35571, 41322, 48597, 61983, 71142, 97194, 106713, 123966, 145791, 213426, 291582, 1150129, 2300258, 3450387, 6900774, 10351161, 20702322]

約数ペア:

[(1, 20702322), (2, 10351161), (3, 6900774), (6, 3450387), (9, 2300258), (18, 1150129), (71, 291582), (97, 213426), (142, 145791), (167, 123966), (194, 106713), (213, 97194), (291, 71142), (334, 61983), (426, 48597), (501, 41322), (582, 35571), (639, 32398), (873, 23714), (1002, 20661), (1278, 16199), (1503, 13774), (1746, 11857), (3006, 6887)]