19825164

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{11717}}^1$

素因数の和:11774

約数の個数: 36

約数和(自身を含む): 51184224

約数和(自身を除く): 31359060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 11717, 23434, 35151, 46868, 70302, 105453, 140604, 210906, 421812, 550699, 1101398, 1652097, 2202796, 3304194, 4956291, 6608388, 9912582, 19825164]

約数ペア:

[(1, 19825164), (2, 9912582), (3, 6608388), (4, 4956291), (6, 3304194), (9, 2202796), (12, 1652097), (18, 1101398), (36, 550699), (47, 421812), (94, 210906), (141, 140604), (188, 105453), (282, 70302), (423, 46868), (564, 35151), (846, 23434), (1692, 11717)]