20175408

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 120

約数和(自身を含む): 63138816

約数和(自身を除く): 42963408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 47, 48, 66, 72, 88, 94, 99, 132, 141, 144, 176, 188, 198, 264, 271, 282, 376, 396, 423, 517, 528, 542, 564, 752, 792, 813, 846, 1034, 1084, 1128, 1551, 1584, 1626, 1692, 2068, 2168, 2256, 2439, 2981, 3102, 3252, 3384, 4136, 4336, 4653, 4878, 5962, 6204, 6504, 6768, 8272, 8943, 9306, 9756, 11924, 12408, 12737, 13008, 17886, 18612, 19512, 23848, 24816, 25474, 26829, 35772, 37224, 38211, 39024, 47696, 50948, 53658, 71544, 74448, 76422, 101896, 107316, 114633, 140107, 143088, 152844, 203792, 214632, 229266, 280214, 305688, 420321, 429264, 458532, 560428, 611376, 840642, 917064, 1120856, 1260963, 1681284, 1834128, 2241712, 2521926, 3362568, 5043852, 6725136, 10087704, 20175408]

約数ペア:

[(1, 20175408), (2, 10087704), (3, 6725136), (4, 5043852), (6, 3362568), (8, 2521926), (9, 2241712), (11, 1834128), (12, 1681284), (16, 1260963), (18, 1120856), (22, 917064), (24, 840642), (33, 611376), (36, 560428), (44, 458532), (47, 429264), (48, 420321), (66, 305688), (72, 280214), (88, 229266), (94, 214632), (99, 203792), (132, 152844), (141, 143088), (144, 140107), (176, 114633), (188, 107316), (198, 101896), (264, 76422), (271, 74448), (282, 71544), (376, 53658), (396, 50948), (423, 47696), (517, 39024), (528, 38211), (542, 37224), (564, 35772), (752, 26829), (792, 25474), (813, 24816), (846, 23848), (1034, 19512), (1084, 18612), (1128, 17886), (1551, 13008), (1584, 12737), (1626, 12408), (1692, 11924), (2068, 9756), (2168, 9306), (2256, 8943), (2439, 8272), (2981, 6768), (3102, 6504), (3252, 6204), (3384, 5962), (4136, 4878), (4336, 4653)]