20045328

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 55044096

約数和(自身を除く): 34998768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 67, 69, 92, 134, 138, 184, 201, 268, 271, 276, 368, 402, 536, 542, 552, 804, 813, 1072, 1084, 1104, 1541, 1608, 1626, 2168, 3082, 3216, 3252, 4336, 4623, 6164, 6233, 6504, 9246, 12328, 12466, 13008, 18157, 18492, 18699, 24656, 24932, 36314, 36984, 37398, 49864, 54471, 72628, 73968, 74796, 99728, 108942, 145256, 149592, 217884, 290512, 299184, 417611, 435768, 835222, 871536, 1252833, 1670444, 2505666, 3340888, 5011332, 6681776, 10022664, 20045328]

約数ペア:

[(1, 20045328), (2, 10022664), (3, 6681776), (4, 5011332), (6, 3340888), (8, 2505666), (12, 1670444), (16, 1252833), (23, 871536), (24, 835222), (46, 435768), (48, 417611), (67, 299184), (69, 290512), (92, 217884), (134, 149592), (138, 145256), (184, 108942), (201, 99728), (268, 74796), (271, 73968), (276, 72628), (368, 54471), (402, 49864), (536, 37398), (542, 36984), (552, 36314), (804, 24932), (813, 24656), (1072, 18699), (1084, 18492), (1104, 18157), (1541, 13008), (1608, 12466), (1626, 12328), (2168, 9246), (3082, 6504), (3216, 6233), (3252, 6164), (4336, 4623)]