18210112

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 38404800

約数和(自身を除く): 20194688

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 139, 178, 184, 278, 356, 368, 556, 712, 736, 1112, 1424, 1472, 2047, 2224, 2848, 3197, 4094, 4448, 5696, 6394, 8188, 8896, 12371, 12788, 16376, 24742, 25576, 32752, 49484, 51152, 65504, 98968, 102304, 131008, 197936, 204608, 284533, 395872, 569066, 791744, 1138132, 2276264, 4552528, 9105056, 18210112]

約数ペア:

[(1, 18210112), (2, 9105056), (4, 4552528), (8, 2276264), (16, 1138132), (23, 791744), (32, 569066), (46, 395872), (64, 284533), (89, 204608), (92, 197936), (139, 131008), (178, 102304), (184, 98968), (278, 65504), (356, 51152), (368, 49484), (556, 32752), (712, 25576), (736, 24742), (1112, 16376), (1424, 12788), (1472, 12371), (2047, 8896), (2224, 8188), (2848, 6394), (3197, 5696), (4094, 4448)]