19778769

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1051}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 31812480

約数和(自身を除く): 12033711

約数列:

[1, 3, 9, 17, 27, 41, 51, 123, 153, 369, 459, 697, 1051, 1107, 2091, 3153, 6273, 9459, 17867, 18819, 28377, 43091, 53601, 129273, 160803, 387819, 482409, 732547, 1163457, 2197641, 6592923, 19778769]

約数ペア:

[(1, 19778769), (3, 6592923), (9, 2197641), (17, 1163457), (27, 732547), (41, 482409), (51, 387819), (123, 160803), (153, 129273), (369, 53601), (459, 43091), (697, 28377), (1051, 18819), (1107, 17867), (2091, 9459), (3153, 6273)]