19605672

素因数分解:

$2^3\times 3^3\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 54936000

約数和(自身を除く): 35330328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 139, 216, 278, 417, 556, 653, 834, 1112, 1251, 1306, 1668, 1959, 2502, 2612, 3336, 3753, 3918, 5004, 5224, 5877, 7506, 7836, 10008, 11754, 15012, 15672, 17631, 23508, 30024, 35262, 47016, 70524, 90767, 141048, 181534, 272301, 363068, 544602, 726136, 816903, 1089204, 1633806, 2178408, 2450709, 3267612, 4901418, 6535224, 9802836, 19605672]

約数ペア:

[(1, 19605672), (2, 9802836), (3, 6535224), (4, 4901418), (6, 3267612), (8, 2450709), (9, 2178408), (12, 1633806), (18, 1089204), (24, 816903), (27, 726136), (36, 544602), (54, 363068), (72, 272301), (108, 181534), (139, 141048), (216, 90767), (278, 70524), (417, 47016), (556, 35262), (653, 30024), (834, 23508), (1112, 17631), (1251, 15672), (1306, 15012), (1668, 11754), (1959, 10008), (2502, 7836), (2612, 7506), (3336, 5877), (3753, 5224), (3918, 5004)]