20171944323

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{1693}}^1\times {\mathrm{15217}}^1$

素因数の和:16948

約数の個数: 32

約数和(自身を含む): 30935150400

約数和(自身を除く): 10763206077

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 1693, 5079, 15217, 15237, 45651, 45711, 49097, 136953, 147291, 410859, 441293, 441873, 1323879, 1325619, 3971637, 11914911, 25762381, 77287143, 231861429, 695584287, 747109049, 2241327147, 6723981441, 20171944323]

約数ペア:

[(1, 20171944323), (3, 6723981441), (9, 2241327147), (27, 747109049), (29, 695584287), (87, 231861429), (261, 77287143), (783, 25762381), (1693, 11914911), (5079, 3971637), (15217, 1325619), (15237, 1323879), (45651, 441873), (45711, 441293), (49097, 410859), (136953, 147291)]