18391494

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 42301440

約数和(自身を除く): 23909946

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 89, 93, 101, 178, 186, 202, 267, 303, 341, 534, 606, 682, 979, 1023, 1111, 1958, 2046, 2222, 2759, 2937, 3131, 3333, 5518, 5874, 6262, 6666, 8277, 8989, 9393, 16554, 17978, 18786, 26967, 30349, 34441, 53934, 60698, 68882, 91047, 98879, 103323, 182094, 197758, 206646, 278659, 296637, 557318, 593274, 835977, 1671954, 3065249, 6130498, 9195747, 18391494]

約数ペア:

[(1, 18391494), (2, 9195747), (3, 6130498), (6, 3065249), (11, 1671954), (22, 835977), (31, 593274), (33, 557318), (62, 296637), (66, 278659), (89, 206646), (93, 197758), (101, 182094), (178, 103323), (186, 98879), (202, 91047), (267, 68882), (303, 60698), (341, 53934), (534, 34441), (606, 30349), (682, 26967), (979, 18786), (1023, 17978), (1111, 16554), (1958, 9393), (2046, 8989), (2222, 8277), (2759, 6666), (2937, 6262), (3131, 5874), (3333, 5518)]