19527830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8999}}^1$

素因数の和:9044

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 21944170

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 8999, 17998, 44995, 62993, 89990, 125986, 278969, 314965, 557938, 629930, 1394845, 1952783, 2789690, 3905566, 9763915, 19527830]

約数ペア:

[(1, 19527830), (2, 9763915), (5, 3905566), (7, 2789690), (10, 1952783), (14, 1394845), (31, 629930), (35, 557938), (62, 314965), (70, 278969), (155, 125986), (217, 89990), (310, 62993), (434, 44995), (1085, 17998), (2170, 8999)]