18672136

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 45144000

約数和(自身を除く): 26471864

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 49, 56, 76, 92, 98, 109, 133, 152, 161, 184, 196, 218, 266, 322, 392, 436, 437, 532, 644, 763, 872, 874, 931, 1064, 1127, 1288, 1526, 1748, 1862, 2071, 2254, 2507, 3052, 3059, 3496, 3724, 4142, 4508, 5014, 5341, 6104, 6118, 7448, 8284, 9016, 10028, 10682, 12236, 14497, 16568, 17549, 20056, 21364, 21413, 24472, 28994, 35098, 42728, 42826, 47633, 57988, 70196, 85652, 95266, 101479, 115976, 122843, 140392, 171304, 190532, 202958, 245686, 333431, 381064, 405916, 491372, 666862, 811832, 982744, 1333724, 2334017, 2667448, 4668034, 9336068, 18672136]

約数ペア:

[(1, 18672136), (2, 9336068), (4, 4668034), (7, 2667448), (8, 2334017), (14, 1333724), (19, 982744), (23, 811832), (28, 666862), (38, 491372), (46, 405916), (49, 381064), (56, 333431), (76, 245686), (92, 202958), (98, 190532), (109, 171304), (133, 140392), (152, 122843), (161, 115976), (184, 101479), (196, 95266), (218, 85652), (266, 70196), (322, 57988), (392, 47633), (436, 42826), (437, 42728), (532, 35098), (644, 28994), (763, 24472), (872, 21413), (874, 21364), (931, 20056), (1064, 17549), (1127, 16568), (1288, 14497), (1526, 12236), (1748, 10682), (1862, 10028), (2071, 9016), (2254, 8284), (2507, 7448), (3052, 6118), (3059, 6104), (3496, 5341), (3724, 5014), (4142, 4508)]