20184432

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 35526288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 47, 48, 69, 92, 94, 138, 141, 184, 188, 276, 282, 368, 376, 389, 552, 564, 752, 778, 1081, 1104, 1128, 1167, 1556, 2162, 2256, 2334, 3112, 3243, 4324, 4668, 6224, 6486, 8648, 8947, 9336, 12972, 17296, 17894, 18283, 18672, 25944, 26841, 35788, 36566, 51888, 53682, 54849, 71576, 73132, 107364, 109698, 143152, 146264, 214728, 219396, 292528, 420509, 429456, 438792, 841018, 877584, 1261527, 1682036, 2523054, 3364072, 5046108, 6728144, 10092216, 20184432]

約数ペア:

[(1, 20184432), (2, 10092216), (3, 6728144), (4, 5046108), (6, 3364072), (8, 2523054), (12, 1682036), (16, 1261527), (23, 877584), (24, 841018), (46, 438792), (47, 429456), (48, 420509), (69, 292528), (92, 219396), (94, 214728), (138, 146264), (141, 143152), (184, 109698), (188, 107364), (276, 73132), (282, 71576), (368, 54849), (376, 53682), (389, 51888), (552, 36566), (564, 35788), (752, 26841), (778, 25944), (1081, 18672), (1104, 18283), (1128, 17894), (1167, 17296), (1556, 12972), (2162, 9336), (2256, 8947), (2334, 8648), (3112, 6486), (3243, 6224), (4324, 4668)]