19933893

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13757}}^1$

素因数の和:13793

約数の個数: 24

約数和(自身を含む): 34339968

約数和(自身を除く): 14406075

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13757, 41271, 96299, 123813, 288897, 316411, 866691, 949233, 2214877, 2847699, 6644631, 19933893]

約数ペア:

[(1, 19933893), (3, 6644631), (7, 2847699), (9, 2214877), (21, 949233), (23, 866691), (63, 316411), (69, 288897), (161, 123813), (207, 96299), (483, 41271), (1449, 13757)]