18773601

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 31699968

約数和(自身を除く): 12926367

約数列:

[1, 3, 7, 11, 21, 33, 67, 77, 201, 231, 469, 737, 1213, 1407, 2211, 3639, 5159, 8491, 13343, 15477, 25473, 40029, 81271, 93401, 243813, 280203, 568897, 893981, 1706691, 2681943, 6257867, 18773601]

約数ペア:

[(1, 18773601), (3, 6257867), (7, 2681943), (11, 1706691), (21, 893981), (33, 568897), (67, 280203), (77, 243813), (201, 93401), (231, 81271), (469, 40029), (737, 25473), (1213, 15477), (1407, 13343), (2211, 8491), (3639, 5159)]