20069504

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1723}}^1$

素因数の和:1757

約数の個数: 64

約数和(自身を含む): 49237440

約数和(自身を除く): 29167936

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 1723, 2912, 3446, 5824, 6892, 11648, 12061, 13784, 22399, 24122, 27568, 44798, 48244, 55136, 89596, 96488, 110272, 156793, 179192, 192976, 220544, 313586, 358384, 385952, 627172, 716768, 771904, 1254344, 1433536, 1543808, 2508688, 2867072, 5017376, 10034752, 20069504]

約数ペア:

[(1, 20069504), (2, 10034752), (4, 5017376), (7, 2867072), (8, 2508688), (13, 1543808), (14, 1433536), (16, 1254344), (26, 771904), (28, 716768), (32, 627172), (52, 385952), (56, 358384), (64, 313586), (91, 220544), (104, 192976), (112, 179192), (128, 156793), (182, 110272), (208, 96488), (224, 89596), (364, 55136), (416, 48244), (448, 44798), (728, 27568), (832, 24122), (896, 22399), (1456, 13784), (1664, 12061), (1723, 11648), (2912, 6892), (3446, 5824)]