638196

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4091}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 1604064

約数和(自身を除く): 965868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4091, 8182, 12273, 16364, 24546, 49092, 53183, 106366, 159549, 212732, 319098, 638196]

約数ペア:

[(1, 638196), (2, 319098), (3, 212732), (4, 159549), (6, 106366), (12, 53183), (13, 49092), (26, 24546), (39, 16364), (52, 12273), (78, 8182), (156, 4091)]