20942217441

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{1949}}^1\times {\mathrm{13723}}^1$

素因数の和:15710

約数の個数: 32

約数和(自身を含む): 32114160000

約数和(自身を除く): 11171942559

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 1949, 5847, 13723, 17541, 41169, 52623, 56521, 123507, 169563, 370521, 397967, 508689, 1193901, 1526067, 3581703, 10745109, 26746127, 80238381, 240715143, 722145429, 775637683, 2326913049, 6980739147, 20942217441]

約数ペア:

[(1, 20942217441), (3, 6980739147), (9, 2326913049), (27, 775637683), (29, 722145429), (87, 240715143), (261, 80238381), (783, 26746127), (1949, 10745109), (5847, 3581703), (13723, 1526067), (17541, 1193901), (41169, 508689), (52623, 397967), (56521, 370521), (123507, 169563)]