19931548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3262

約数の個数: 48

約数和(自身を含む): 45468864

約数和(自身を除く): 25537316

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3221, 6188, 6442, 12884, 22547, 41873, 45094, 54757, 83746, 90188, 109514, 167492, 219028, 293111, 383299, 586222, 711841, 766598, 1172444, 1423682, 1533196, 2847364, 4982887, 9965774, 19931548]

約数ペア:

[(1, 19931548), (2, 9965774), (4, 4982887), (7, 2847364), (13, 1533196), (14, 1423682), (17, 1172444), (26, 766598), (28, 711841), (34, 586222), (52, 383299), (68, 293111), (91, 219028), (119, 167492), (182, 109514), (221, 90188), (238, 83746), (364, 54757), (442, 45094), (476, 41873), (884, 22547), (1547, 12884), (3094, 6442), (3221, 6188)]