15965248

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 56

約数和(自身を含む): 35275520

約数和(自身を除く): 19310272

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 619, 806, 832, 992, 1238, 1612, 1984, 2476, 3224, 4952, 6448, 8047, 9904, 12896, 16094, 19189, 19808, 25792, 32188, 38378, 39616, 64376, 76756, 128752, 153512, 249457, 257504, 307024, 498914, 515008, 614048, 997828, 1228096, 1995656, 3991312, 7982624, 15965248]

約数ペア:

[(1, 15965248), (2, 7982624), (4, 3991312), (8, 1995656), (13, 1228096), (16, 997828), (26, 614048), (31, 515008), (32, 498914), (52, 307024), (62, 257504), (64, 249457), (104, 153512), (124, 128752), (208, 76756), (248, 64376), (403, 39616), (416, 38378), (496, 32188), (619, 25792), (806, 19808), (832, 19189), (992, 16094), (1238, 12896), (1612, 9904), (1984, 8047), (2476, 6448), (3224, 4952)]