20199985377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{90031}}^1$

素因数の和:90581

約数の個数: 32

約数和(自身を含む): 31702788096

約数和(自身を除く): 11502802719

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 523, 1569, 5753, 6799, 17259, 20397, 74789, 90031, 224367, 270093, 990341, 1170403, 2971023, 3511209, 12874433, 38623299, 47086213, 141258639, 517948343, 612120769, 1553845029, 1836362307, 6733328459, 20199985377]

約数ペア:

[(1, 20199985377), (3, 6733328459), (11, 1836362307), (13, 1553845029), (33, 612120769), (39, 517948343), (143, 141258639), (429, 47086213), (523, 38623299), (1569, 12874433), (5753, 3511209), (6799, 2971023), (17259, 1170403), (20397, 990341), (74789, 270093), (90031, 224367)]