28325656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{563}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 56174400

約数和(自身を除く): 27848744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 331, 563, 662, 1126, 1324, 2252, 2648, 4504, 6289, 10697, 12578, 21394, 25156, 42788, 50312, 85576, 186353, 372706, 745412, 1490824, 3540707, 7081414, 14162828, 28325656]

約数ペア:

[(1, 28325656), (2, 14162828), (4, 7081414), (8, 3540707), (19, 1490824), (38, 745412), (76, 372706), (152, 186353), (331, 85576), (563, 50312), (662, 42788), (1126, 25156), (1324, 21394), (2252, 12578), (2648, 10697), (4504, 6289)]