18979776

素因数分解:

$2^6\times 3^2\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 84

約数和(自身を含む): 55196232

約数和(自身を除く): 36216456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 144, 166, 192, 249, 288, 332, 397, 498, 576, 664, 747, 794, 996, 1191, 1328, 1494, 1588, 1992, 2382, 2656, 2988, 3176, 3573, 3984, 4764, 5312, 5976, 6352, 7146, 7968, 9528, 11952, 12704, 14292, 15936, 19056, 23904, 25408, 28584, 32951, 38112, 47808, 57168, 65902, 76224, 98853, 114336, 131804, 197706, 228672, 263608, 296559, 395412, 527216, 593118, 790824, 1054432, 1186236, 1581648, 2108864, 2372472, 3163296, 4744944, 6326592, 9489888, 18979776]

約数ペア:

[(1, 18979776), (2, 9489888), (3, 6326592), (4, 4744944), (6, 3163296), (8, 2372472), (9, 2108864), (12, 1581648), (16, 1186236), (18, 1054432), (24, 790824), (32, 593118), (36, 527216), (48, 395412), (64, 296559), (72, 263608), (83, 228672), (96, 197706), (144, 131804), (166, 114336), (192, 98853), (249, 76224), (288, 65902), (332, 57168), (397, 47808), (498, 38112), (576, 32951), (664, 28584), (747, 25408), (794, 23904), (996, 19056), (1191, 15936), (1328, 14292), (1494, 12704), (1588, 11952), (1992, 9528), (2382, 7968), (2656, 7146), (2988, 6352), (3176, 5976), (3573, 5312), (3984, 4764)]