20141576

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 47241600

約数和(自身を除く): 27100024

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 73, 91, 104, 146, 182, 292, 364, 379, 511, 584, 728, 758, 949, 1022, 1516, 1898, 2044, 2653, 3032, 3796, 4088, 4927, 5306, 6643, 7592, 9854, 10612, 13286, 19708, 21224, 26572, 27667, 34489, 39416, 53144, 55334, 68978, 110668, 137956, 193669, 221336, 275912, 359671, 387338, 719342, 774676, 1438684, 1549352, 2517697, 2877368, 5035394, 10070788, 20141576]

約数ペア:

[(1, 20141576), (2, 10070788), (4, 5035394), (7, 2877368), (8, 2517697), (13, 1549352), (14, 1438684), (26, 774676), (28, 719342), (52, 387338), (56, 359671), (73, 275912), (91, 221336), (104, 193669), (146, 137956), (182, 110668), (292, 68978), (364, 55334), (379, 53144), (511, 39416), (584, 34489), (728, 27667), (758, 26572), (949, 21224), (1022, 19708), (1516, 13286), (1898, 10612), (2044, 9854), (2653, 7592), (3032, 6643), (3796, 5306), (4088, 4927)]