19411701

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 9100299

約数列:

[1, 3, 23, 29, 69, 87, 89, 109, 267, 327, 667, 2001, 2047, 2507, 2581, 3161, 6141, 7521, 7743, 9483, 9701, 29103, 59363, 72703, 178089, 218109, 223123, 281329, 669369, 843987, 6470567, 19411701]

約数ペア:

[(1, 19411701), (3, 6470567), (23, 843987), (29, 669369), (69, 281329), (87, 223123), (89, 218109), (109, 178089), (267, 72703), (327, 59363), (667, 29103), (2001, 9701), (2047, 9483), (2507, 7743), (2581, 7521), (3161, 6141)]