20195766441

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{7753}}^1$

素因数の和:7982

約数の個数: 48

約数和(自身を含む): 30656710656

約数和(自身を除く): 10460944215

約数列:

[1, 3, 9, 43, 53, 127, 129, 159, 381, 387, 477, 1143, 2279, 5461, 6731, 6837, 7753, 16383, 20193, 20511, 23259, 49149, 60579, 69777, 289433, 333379, 410909, 868299, 984631, 1000137, 1232727, 2604897, 2953893, 3000411, 3698181, 8861679, 17669087, 42339133, 52185443, 53007261, 127017399, 156556329, 159021783, 381052197, 469668987, 2243974049, 6731922147, 20195766441]

約数ペア:

[(1, 20195766441), (3, 6731922147), (9, 2243974049), (43, 469668987), (53, 381052197), (127, 159021783), (129, 156556329), (159, 127017399), (381, 53007261), (387, 52185443), (477, 42339133), (1143, 17669087), (2279, 8861679), (5461, 3698181), (6731, 3000411), (6837, 2953893), (7753, 2604897), (16383, 1232727), (20193, 1000137), (20511, 984631), (23259, 868299), (49149, 410909), (60579, 333379), (69777, 289433)]