20170072818

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{5479}}^1\times {\mathrm{9739}}^1$

素因数の和:15236

約数の個数: 64

約数和(自身を含む): 51240192000

約数和(自身を除く): 31070119182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 5479, 9739, 10958, 16437, 19478, 29217, 32874, 38353, 49311, 58434, 68173, 76706, 87651, 98622, 115059, 136346, 147933, 175302, 204519, 230118, 262953, 295866, 345177, 409038, 525906, 613557, 690354, 1035531, 1227114, 1840671, 2071062, 3681342, 53359981, 106719962, 160079943, 320159886, 373519867, 480239829, 747039734, 960479658, 1120559601, 1440719487, 2241119202, 2881438974, 3361678803, 6723357606, 10085036409, 20170072818]

約数ペア:

[(1, 20170072818), (2, 10085036409), (3, 6723357606), (6, 3361678803), (7, 2881438974), (9, 2241119202), (14, 1440719487), (18, 1120559601), (21, 960479658), (27, 747039734), (42, 480239829), (54, 373519867), (63, 320159886), (126, 160079943), (189, 106719962), (378, 53359981), (5479, 3681342), (9739, 2071062), (10958, 1840671), (16437, 1227114), (19478, 1035531), (29217, 690354), (32874, 613557), (38353, 525906), (49311, 409038), (58434, 345177), (68173, 295866), (76706, 262953), (87651, 230118), (98622, 204519), (115059, 175302), (136346, 147933)]