39819872

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 81793152

約数和(自身を除く): 41973280

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 137, 248, 274, 293, 496, 548, 586, 992, 1096, 1172, 2192, 2344, 4247, 4384, 4688, 8494, 9083, 9376, 16988, 18166, 33976, 36332, 40141, 67952, 72664, 80282, 135904, 145328, 160564, 290656, 321128, 642256, 1244371, 1284512, 2488742, 4977484, 9954968, 19909936, 39819872]

約数ペア:

[(1, 39819872), (2, 19909936), (4, 9954968), (8, 4977484), (16, 2488742), (31, 1284512), (32, 1244371), (62, 642256), (124, 321128), (137, 290656), (248, 160564), (274, 145328), (293, 135904), (496, 80282), (548, 72664), (586, 67952), (992, 40141), (1096, 36332), (1172, 33976), (2192, 18166), (2344, 16988), (4247, 9376), (4384, 9083), (4688, 8494)]