20200592

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 40830720

約数和(自身を除く): 20630128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 293, 496, 556, 586, 1112, 1172, 2224, 2344, 4309, 4688, 8618, 9083, 17236, 18166, 34472, 36332, 40727, 68944, 72664, 81454, 145328, 162908, 325816, 651632, 1262537, 2525074, 5050148, 10100296, 20200592]

約数ペア:

[(1, 20200592), (2, 10100296), (4, 5050148), (8, 2525074), (16, 1262537), (31, 651632), (62, 325816), (124, 162908), (139, 145328), (248, 81454), (278, 72664), (293, 68944), (496, 40727), (556, 36332), (586, 34472), (1112, 18166), (1172, 17236), (2224, 9083), (2344, 8618), (4309, 4688)]