20586258

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4951}}^1$

素因数の和:4980

約数の個数: 64

約数和(自身を含む): 57047040

約数和(自身を除く): 36460782

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 4951, 9902, 14853, 29706, 34657, 44559, 54461, 69314, 89118, 103971, 108922, 133677, 163383, 207942, 267354, 311913, 326766, 381227, 490149, 623826, 762454, 935739, 980298, 1143681, 1470447, 1871478, 2287362, 2940894, 3431043, 6862086, 10293129, 20586258]

約数ペア:

[(1, 20586258), (2, 10293129), (3, 6862086), (6, 3431043), (7, 2940894), (9, 2287362), (11, 1871478), (14, 1470447), (18, 1143681), (21, 980298), (22, 935739), (27, 762454), (33, 623826), (42, 490149), (54, 381227), (63, 326766), (66, 311913), (77, 267354), (99, 207942), (126, 163383), (154, 133677), (189, 108922), (198, 103971), (231, 89118), (297, 69314), (378, 54461), (462, 44559), (594, 34657), (693, 29706), (1386, 14853), (2079, 9902), (4158, 4951)]