20631736112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307093}}^1$

素因数の和:307150

約数の個数: 80

約数和(自身を含む): 47980366560

約数和(自身を除く): 27348630448

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 884, 988, 1292, 1768, 1976, 2584, 3536, 3952, 4199, 5168, 8398, 16796, 33592, 67184, 307093, 614186, 1228372, 2456744, 3992209, 4913488, 5220581, 5834767, 7984418, 10441162, 11669534, 15968836, 20882324, 23339068, 31937672, 41764648, 46678136, 63875344, 67867553, 75851971, 83529296, 93356272, 99191039, 135735106, 151703942, 198382078, 271470212, 303407884, 396764156, 542940424, 606815768, 793528312, 1085880848, 1213631536, 1289483507, 1587056624, 2578967014, 5157934028, 10315868056, 20631736112]

約数ペア:

[(1, 20631736112), (2, 10315868056), (4, 5157934028), (8, 2578967014), (13, 1587056624), (16, 1289483507), (17, 1213631536), (19, 1085880848), (26, 793528312), (34, 606815768), (38, 542940424), (52, 396764156), (68, 303407884), (76, 271470212), (104, 198382078), (136, 151703942), (152, 135735106), (208, 99191039), (221, 93356272), (247, 83529296), (272, 75851971), (304, 67867553), (323, 63875344), (442, 46678136), (494, 41764648), (646, 31937672), (884, 23339068), (988, 20882324), (1292, 15968836), (1768, 11669534), (1976, 10441162), (2584, 7984418), (3536, 5834767), (3952, 5220581), (4199, 4913488), (5168, 3992209), (8398, 2456744), (16796, 1228372), (33592, 614186), (67184, 307093)]