28280692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1619}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 54159840

約数和(自身を除く): 25879148

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 1619, 3238, 4367, 6476, 8734, 17468, 17809, 35618, 71236, 642743, 1285486, 2570972, 7070173, 14140346, 28280692]

約数ペア:

[(1, 28280692), (2, 14140346), (4, 7070173), (11, 2570972), (22, 1285486), (44, 642743), (397, 71236), (794, 35618), (1588, 17809), (1619, 17468), (3238, 8734), (4367, 6476)]