19681466

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 15569734

約数列:

[1, 2, 7, 14, 31, 62, 101, 202, 217, 434, 449, 707, 898, 1414, 3131, 3143, 6262, 6286, 13919, 21917, 27838, 43834, 45349, 90698, 97433, 194866, 317443, 634886, 1405819, 2811638, 9840733, 19681466]

約数ペア:

[(1, 19681466), (2, 9840733), (7, 2811638), (14, 1405819), (31, 634886), (62, 317443), (101, 194866), (202, 97433), (217, 90698), (434, 45349), (449, 43834), (707, 27838), (898, 21917), (1414, 13919), (3131, 6286), (3143, 6262)]