19710270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2026

約数の個数: 64

約数和(自身を含む): 54008640

約数和(自身を除く): 34298370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1973, 1998, 3330, 3946, 4995, 5919, 9865, 9990, 11838, 17757, 19730, 29595, 35514, 53271, 59190, 73001, 88785, 106542, 146002, 177570, 219003, 266355, 365005, 438006, 532710, 657009, 730010, 1095015, 1314018, 1971027, 2190030, 3285045, 3942054, 6570090, 9855135, 19710270]

約数ペア:

[(1, 19710270), (2, 9855135), (3, 6570090), (5, 3942054), (6, 3285045), (9, 2190030), (10, 1971027), (15, 1314018), (18, 1095015), (27, 730010), (30, 657009), (37, 532710), (45, 438006), (54, 365005), (74, 266355), (90, 219003), (111, 177570), (135, 146002), (185, 106542), (222, 88785), (270, 73001), (333, 59190), (370, 53271), (555, 35514), (666, 29595), (999, 19730), (1110, 17757), (1665, 11838), (1973, 9990), (1998, 9865), (3330, 5919), (3946, 4995)]