20174336

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 80

約数和(自身を含む): 49725984

約数和(自身を除く): 29551648

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 433, 448, 512, 728, 832, 866, 896, 1456, 1664, 1732, 1792, 2912, 3031, 3328, 3464, 3584, 5629, 5824, 6062, 6656, 6928, 11258, 11648, 12124, 13856, 22516, 23296, 24248, 27712, 39403, 45032, 46592, 48496, 55424, 78806, 90064, 96992, 110848, 157612, 180128, 193984, 221696, 315224, 360256, 387968, 630448, 720512, 775936, 1260896, 1441024, 1551872, 2521792, 2882048, 5043584, 10087168, 20174336]

約数ペア:

[(1, 20174336), (2, 10087168), (4, 5043584), (7, 2882048), (8, 2521792), (13, 1551872), (14, 1441024), (16, 1260896), (26, 775936), (28, 720512), (32, 630448), (52, 387968), (56, 360256), (64, 315224), (91, 221696), (104, 193984), (112, 180128), (128, 157612), (182, 110848), (208, 96992), (224, 90064), (256, 78806), (364, 55424), (416, 48496), (433, 46592), (448, 45032), (512, 39403), (728, 27712), (832, 24248), (866, 23296), (896, 22516), (1456, 13856), (1664, 12124), (1732, 11648), (1792, 11258), (2912, 6928), (3031, 6656), (3328, 6062), (3464, 5824), (3584, 5629)]