18783765

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 45158400

約数和(自身を除く): 26374635

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 27, 33, 35, 39, 45, 55, 63, 65, 77, 91, 99, 105, 117, 135, 139, 143, 165, 189, 195, 231, 273, 297, 315, 351, 385, 417, 429, 455, 495, 585, 693, 695, 715, 819, 945, 973, 1001, 1155, 1251, 1287, 1365, 1485, 1529, 1755, 1807, 2079, 2085, 2145, 2457, 2919, 3003, 3465, 3753, 3861, 4095, 4587, 4865, 5005, 5421, 6255, 6435, 7645, 8757, 9009, 9035, 10395, 10703, 12285, 12649, 13761, 14595, 15015, 16263, 18765, 19305, 19877, 22935, 26271, 27027, 27105, 32109, 37947, 41283, 43785, 45045, 48789, 53515, 59631, 63245, 68805, 81315, 96327, 99385, 113841, 131355, 135135, 139139, 160545, 178893, 189735, 206415, 243945, 288981, 298155, 341523, 417417, 481635, 536679, 569205, 695695, 894465, 1252251, 1444905, 1707615, 2087085, 2683395, 3756753, 6261255, 18783765]

約数ペア:

[(1, 18783765), (3, 6261255), (5, 3756753), (7, 2683395), (9, 2087085), (11, 1707615), (13, 1444905), (15, 1252251), (21, 894465), (27, 695695), (33, 569205), (35, 536679), (39, 481635), (45, 417417), (55, 341523), (63, 298155), (65, 288981), (77, 243945), (91, 206415), (99, 189735), (105, 178893), (117, 160545), (135, 139139), (139, 135135), (143, 131355), (165, 113841), (189, 99385), (195, 96327), (231, 81315), (273, 68805), (297, 63245), (315, 59631), (351, 53515), (385, 48789), (417, 45045), (429, 43785), (455, 41283), (495, 37947), (585, 32109), (693, 27105), (695, 27027), (715, 26271), (819, 22935), (945, 19877), (973, 19305), (1001, 18765), (1155, 16263), (1251, 15015), (1287, 14595), (1365, 13761), (1485, 12649), (1529, 12285), (1755, 10703), (1807, 10395), (2079, 9035), (2085, 9009), (2145, 8757), (2457, 7645), (2919, 6435), (3003, 6255), (3465, 5421), (3753, 5005), (3861, 4865), (4095, 4587)]