2078396944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{71887}}^1$

素因数の和:72047

約数の個数: 40

約数和(自身を含む): 4367914880

約数和(自身を除く): 2289517936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 3614, 7228, 14456, 28912, 71887, 143774, 287548, 575096, 934531, 1150192, 1869062, 3738124, 7476248, 9992293, 14952496, 19984586, 39969172, 79938344, 129899809, 159876688, 259799618, 519599236, 1039198472, 2078396944]

約数ペア:

[(1, 2078396944), (2, 1039198472), (4, 519599236), (8, 259799618), (13, 159876688), (16, 129899809), (26, 79938344), (52, 39969172), (104, 19984586), (139, 14952496), (208, 9992293), (278, 7476248), (556, 3738124), (1112, 1869062), (1807, 1150192), (2224, 934531), (3614, 575096), (7228, 287548), (14456, 143774), (28912, 71887)]