16885998

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 39115440

約数和(自身を除く): 22229442

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 139, 153, 278, 306, 397, 417, 794, 834, 1191, 1251, 2363, 2382, 2502, 3573, 4726, 6749, 7089, 7146, 13498, 14178, 20247, 21267, 40494, 42534, 55183, 60741, 110366, 121482, 165549, 331098, 496647, 938111, 993294, 1876222, 2814333, 5628666, 8442999, 16885998]

約数ペア:

[(1, 16885998), (2, 8442999), (3, 5628666), (6, 2814333), (9, 1876222), (17, 993294), (18, 938111), (34, 496647), (51, 331098), (102, 165549), (139, 121482), (153, 110366), (278, 60741), (306, 55183), (397, 42534), (417, 40494), (794, 21267), (834, 20247), (1191, 14178), (1251, 13498), (2363, 7146), (2382, 7089), (2502, 6749), (3573, 4726)]