17820216144

素因数分解:

$2^4\times 3^2\times {\mathrm{499}}^1\times {\mathrm{247999}}^1$

素因数の和:248512

約数の個数: 60

約数和(自身を含む): 49972000000

約数和(自身を除く): 32151783856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 499, 998, 1497, 1996, 2994, 3992, 4491, 5988, 7984, 8982, 11976, 17964, 23952, 35928, 71856, 247999, 495998, 743997, 991996, 1487994, 1983992, 2231991, 2975988, 3967984, 4463982, 5951976, 8927964, 11903952, 17855928, 35711856, 123751501, 247503002, 371254503, 495006004, 742509006, 990012008, 1113763509, 1485018012, 1980024016, 2227527018, 2970036024, 4455054036, 5940072048, 8910108072, 17820216144]

約数ペア:

[(1, 17820216144), (2, 8910108072), (3, 5940072048), (4, 4455054036), (6, 2970036024), (8, 2227527018), (9, 1980024016), (12, 1485018012), (16, 1113763509), (18, 990012008), (24, 742509006), (36, 495006004), (48, 371254503), (72, 247503002), (144, 123751501), (499, 35711856), (998, 17855928), (1497, 11903952), (1996, 8927964), (2994, 5951976), (3992, 4463982), (4491, 3967984), (5988, 2975988), (7984, 2231991), (8982, 1983992), (11976, 1487994), (17964, 991996), (23952, 743997), (35928, 495998), (71856, 247999)]