19836704855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1\times {\mathrm{479}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 27232174080

約数和(自身を除く): 7395469225

約数列:

[1, 5, 11, 31, 55, 107, 155, 227, 341, 479, 535, 1135, 1177, 1705, 2395, 2497, 3317, 5269, 5885, 7037, 12485, 14849, 16585, 24289, 26345, 35185, 36487, 51253, 74245, 77407, 108733, 121445, 163339, 182435, 256265, 267179, 387035, 543665, 563783, 752959, 816695, 1196063, 1335895, 1588843, 2818915, 3370723, 3764795, 5980315, 7944215, 8282549, 11634431, 16853615, 17477273, 37077953, 41412745, 58172155, 87386365, 127978741, 185389765, 360667361, 639893705, 1803336805, 3967340971, 19836704855]

約数ペア:

[(1, 19836704855), (5, 3967340971), (11, 1803336805), (31, 639893705), (55, 360667361), (107, 185389765), (155, 127978741), (227, 87386365), (341, 58172155), (479, 41412745), (535, 37077953), (1135, 17477273), (1177, 16853615), (1705, 11634431), (2395, 8282549), (2497, 7944215), (3317, 5980315), (5269, 3764795), (5885, 3370723), (7037, 2818915), (12485, 1588843), (14849, 1335895), (16585, 1196063), (24289, 816695), (26345, 752959), (35185, 563783), (36487, 543665), (51253, 387035), (74245, 267179), (77407, 256265), (108733, 182435), (121445, 163339)]