20235722368

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{42169}}^1$

素因数の和:42369

約数の個数: 64

約数和(自身を含む): 42325185600

約数和(自身を除く): 22089463232

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 163, 184, 326, 368, 652, 736, 1304, 1472, 2608, 2944, 3749, 5216, 7498, 10432, 14996, 20864, 29992, 42169, 59984, 84338, 119968, 168676, 239936, 337352, 479872, 674704, 969887, 1349408, 1939774, 2698816, 3879548, 5397632, 6873547, 7759096, 13747094, 15518192, 27494188, 31036384, 54988376, 62072768, 109976752, 124145536, 158091581, 219953504, 316183162, 439907008, 632366324, 879814016, 1264732648, 2529465296, 5058930592, 10117861184, 20235722368]

約数ペア:

[(1, 20235722368), (2, 10117861184), (4, 5058930592), (8, 2529465296), (16, 1264732648), (23, 879814016), (32, 632366324), (46, 439907008), (64, 316183162), (92, 219953504), (128, 158091581), (163, 124145536), (184, 109976752), (326, 62072768), (368, 54988376), (652, 31036384), (736, 27494188), (1304, 15518192), (1472, 13747094), (2608, 7759096), (2944, 6873547), (3749, 5397632), (5216, 3879548), (7498, 2698816), (10432, 1939774), (14996, 1349408), (20864, 969887), (29992, 674704), (42169, 479872), (59984, 337352), (84338, 239936), (119968, 168676)]