20069248

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 44284320

約数和(自身を除く): 24215072

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 272, 368, 391, 401, 544, 736, 782, 802, 1088, 1472, 1564, 1604, 2176, 2944, 3128, 3208, 6256, 6416, 6817, 9223, 12512, 12832, 13634, 18446, 25024, 25664, 27268, 36892, 50048, 51328, 54536, 73784, 109072, 147568, 156791, 218144, 295136, 313582, 436288, 590272, 627164, 872576, 1180544, 1254328, 2508656, 5017312, 10034624, 20069248]

約数ペア:

[(1, 20069248), (2, 10034624), (4, 5017312), (8, 2508656), (16, 1254328), (17, 1180544), (23, 872576), (32, 627164), (34, 590272), (46, 436288), (64, 313582), (68, 295136), (92, 218144), (128, 156791), (136, 147568), (184, 109072), (272, 73784), (368, 54536), (391, 51328), (401, 50048), (544, 36892), (736, 27268), (782, 25664), (802, 25024), (1088, 18446), (1472, 13634), (1564, 12832), (1604, 12512), (2176, 9223), (2944, 6817), (3128, 6416), (3208, 6256)]