16680352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 35805672

約数和(自身を除く): 19125320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 397, 404, 416, 794, 808, 1313, 1588, 1616, 2626, 3176, 3232, 5161, 5252, 6352, 10322, 10504, 12704, 20644, 21008, 40097, 41288, 42016, 80194, 82576, 160388, 165152, 320776, 521261, 641552, 1042522, 1283104, 2085044, 4170088, 8340176, 16680352]

約数ペア:

[(1, 16680352), (2, 8340176), (4, 4170088), (8, 2085044), (13, 1283104), (16, 1042522), (26, 641552), (32, 521261), (52, 320776), (101, 165152), (104, 160388), (202, 82576), (208, 80194), (397, 42016), (404, 41288), (416, 40097), (794, 21008), (808, 20644), (1313, 12704), (1588, 10504), (1616, 10322), (2626, 6352), (3176, 5252), (3232, 5161)]