20606336

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 44574000

約数和(自身を除く): 23967664

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 229, 296, 304, 458, 592, 608, 703, 916, 1184, 1216, 1406, 1832, 2368, 2432, 2812, 3664, 4351, 4736, 5624, 7328, 8473, 8702, 11248, 14656, 16946, 17404, 22496, 29312, 33892, 34808, 44992, 67784, 69616, 89984, 135568, 139232, 160987, 271136, 278464, 321974, 542272, 556928, 643948, 1084544, 1287896, 2575792, 5151584, 10303168, 20606336]

約数ペア:

[(1, 20606336), (2, 10303168), (4, 5151584), (8, 2575792), (16, 1287896), (19, 1084544), (32, 643948), (37, 556928), (38, 542272), (64, 321974), (74, 278464), (76, 271136), (128, 160987), (148, 139232), (152, 135568), (229, 89984), (296, 69616), (304, 67784), (458, 44992), (592, 34808), (608, 33892), (703, 29312), (916, 22496), (1184, 17404), (1216, 16946), (1406, 14656), (1832, 11248), (2368, 8702), (2432, 8473), (2812, 7328), (3664, 5624), (4351, 4736)]