20743957515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{221659}}^1$

素因数の和:222051

約数の個数: 32

約数和(自身を含む): 35238620160

約数和(自身を除く): 14494662645

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 367, 1101, 1835, 5505, 6239, 18717, 31195, 93585, 221659, 664977, 1108295, 3324885, 3768203, 11304609, 18841015, 56523045, 81348853, 244046559, 406744265, 1220232795, 1382930501, 4148791503, 6914652505, 20743957515]

約数ペア:

[(1, 20743957515), (3, 6914652505), (5, 4148791503), (15, 1382930501), (17, 1220232795), (51, 406744265), (85, 244046559), (255, 81348853), (367, 56523045), (1101, 18841015), (1835, 11304609), (5505, 3768203), (6239, 3324885), (18717, 1108295), (31195, 664977), (93585, 221659)]