19863504

素因数分解:

$2^4\times 3^2\times {\mathrm{137941}}^1$

素因数の和:137955

約数の個数: 30

約数和(自身を含む): 55590626

約数和(自身を除く): 35727122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 137941, 275882, 413823, 551764, 827646, 1103528, 1241469, 1655292, 2207056, 2482938, 3310584, 4965876, 6621168, 9931752, 19863504]

約数ペア:

[(1, 19863504), (2, 9931752), (3, 6621168), (4, 4965876), (6, 3310584), (8, 2482938), (9, 2207056), (12, 1655292), (16, 1241469), (18, 1103528), (24, 827646), (36, 551764), (48, 413823), (72, 275882), (144, 137941)]