18892016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 26105104

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 359, 368, 506, 572, 598, 718, 1012, 1144, 1196, 1436, 2024, 2288, 2392, 2872, 3289, 3949, 4048, 4667, 4784, 5744, 6578, 7898, 8257, 9334, 13156, 15796, 16514, 18668, 26312, 31592, 33028, 37336, 51337, 52624, 63184, 66056, 74672, 90827, 102674, 107341, 132112, 181654, 205348, 214682, 363308, 410696, 429364, 726616, 821392, 858728, 1180751, 1453232, 1717456, 2361502, 4723004, 9446008, 18892016]

約数ペア:

[(1, 18892016), (2, 9446008), (4, 4723004), (8, 2361502), (11, 1717456), (13, 1453232), (16, 1180751), (22, 858728), (23, 821392), (26, 726616), (44, 429364), (46, 410696), (52, 363308), (88, 214682), (92, 205348), (104, 181654), (143, 132112), (176, 107341), (184, 102674), (208, 90827), (253, 74672), (286, 66056), (299, 63184), (359, 52624), (368, 51337), (506, 37336), (572, 33028), (598, 31592), (718, 26312), (1012, 18668), (1144, 16514), (1196, 15796), (1436, 13156), (2024, 9334), (2288, 8257), (2392, 7898), (2872, 6578), (3289, 5744), (3949, 4784), (4048, 4667)]