16812216

素因数分解:

$2^3\times 3^2\times {\mathrm{239}}^1\times {\mathrm{977}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 45770400

約数和(自身を除く): 28958184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 239, 478, 717, 956, 977, 1434, 1912, 1954, 2151, 2868, 2931, 3908, 4302, 5736, 5862, 7816, 8604, 8793, 11724, 17208, 17586, 23448, 35172, 70344, 233503, 467006, 700509, 934012, 1401018, 1868024, 2101527, 2802036, 4203054, 5604072, 8406108, 16812216]

約数ペア:

[(1, 16812216), (2, 8406108), (3, 5604072), (4, 4203054), (6, 2802036), (8, 2101527), (9, 1868024), (12, 1401018), (18, 934012), (24, 700509), (36, 467006), (72, 233503), (239, 70344), (478, 35172), (717, 23448), (956, 17586), (977, 17208), (1434, 11724), (1912, 8793), (1954, 8604), (2151, 7816), (2868, 5862), (2931, 5736), (3908, 4302)]