19594336

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 41277600

約数和(自身を除く): 21683264

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 181, 199, 272, 362, 398, 544, 724, 796, 1448, 1592, 2896, 3077, 3184, 3383, 5792, 6154, 6368, 6766, 12308, 13532, 24616, 27064, 36019, 49232, 54128, 72038, 98464, 108256, 144076, 288152, 576304, 612323, 1152608, 1224646, 2449292, 4898584, 9797168, 19594336]

約数ペア:

[(1, 19594336), (2, 9797168), (4, 4898584), (8, 2449292), (16, 1224646), (17, 1152608), (32, 612323), (34, 576304), (68, 288152), (136, 144076), (181, 108256), (199, 98464), (272, 72038), (362, 54128), (398, 49232), (544, 36019), (724, 27064), (796, 24616), (1448, 13532), (1592, 12308), (2896, 6766), (3077, 6368), (3184, 6154), (3383, 5792)]