16894420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 38989440

約数和(自身を除く): 22095020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 1933, 2185, 3866, 4370, 7732, 8740, 9665, 19330, 36727, 38660, 44459, 73454, 88918, 146908, 177836, 183635, 222295, 367270, 444590, 734540, 844721, 889180, 1689442, 3378884, 4223605, 8447210, 16894420]

約数ペア:

[(1, 16894420), (2, 8447210), (4, 4223605), (5, 3378884), (10, 1689442), (19, 889180), (20, 844721), (23, 734540), (38, 444590), (46, 367270), (76, 222295), (92, 183635), (95, 177836), (115, 146908), (190, 88918), (230, 73454), (380, 44459), (437, 38660), (460, 36727), (874, 19330), (1748, 9665), (1933, 8740), (2185, 7732), (3866, 4370)]