20218539276

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{17713}}^1$

素因数の和:18013

約数の個数: 120

約数和(自身を含む): 57134310464

約数和(自身を除く): 36915771188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 271, 324, 351, 468, 542, 702, 813, 1053, 1084, 1404, 1626, 2106, 2439, 3252, 3523, 4212, 4878, 7046, 7317, 9756, 10569, 14092, 14634, 17713, 21138, 21951, 29268, 31707, 35426, 42276, 43902, 53139, 63414, 70852, 87804, 95121, 106278, 126828, 159417, 190242, 212556, 230269, 285363, 318834, 380484, 460538, 478251, 570726, 637668, 690807, 921076, 956502, 1141452, 1381614, 1434753, 1913004, 2072421, 2763228, 2869506, 4144842, 4800223, 5739012, 6217263, 8289684, 9600446, 12434526, 14400669, 18651789, 19200892, 24869052, 28801338, 37303578, 43202007, 57602676, 62402899, 74607156, 86404014, 124805798, 129606021, 172808028, 187208697, 249611596, 259212042, 374417394, 388818063, 518424084, 561626091, 748834788, 777636126, 1123252182, 1555272252, 1684878273, 2246504364, 3369756546, 5054634819, 6739513092, 10109269638, 20218539276]

約数ペア:

[(1, 20218539276), (2, 10109269638), (3, 6739513092), (4, 5054634819), (6, 3369756546), (9, 2246504364), (12, 1684878273), (13, 1555272252), (18, 1123252182), (26, 777636126), (27, 748834788), (36, 561626091), (39, 518424084), (52, 388818063), (54, 374417394), (78, 259212042), (81, 249611596), (108, 187208697), (117, 172808028), (156, 129606021), (162, 124805798), (234, 86404014), (271, 74607156), (324, 62402899), (351, 57602676), (468, 43202007), (542, 37303578), (702, 28801338), (813, 24869052), (1053, 19200892), (1084, 18651789), (1404, 14400669), (1626, 12434526), (2106, 9600446), (2439, 8289684), (3252, 6217263), (3523, 5739012), (4212, 4800223), (4878, 4144842), (7046, 2869506), (7317, 2763228), (9756, 2072421), (10569, 1913004), (14092, 1434753), (14634, 1381614), (17713, 1141452), (21138, 956502), (21951, 921076), (29268, 690807), (31707, 637668), (35426, 570726), (42276, 478251), (43902, 460538), (53139, 380484), (63414, 318834), (70852, 285363), (87804, 230269), (95121, 212556), (106278, 190242), (126828, 159417)]