19980216289

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{24709}}^1$

素因数の和:24865

約数の個数: 32

約数和(自身を含む): 23697878400

約数和(自身を除く): 3717662111

約数列:

[1, 11, 19, 53, 73, 209, 583, 803, 1007, 1387, 3869, 11077, 15257, 24709, 42559, 73511, 271799, 469471, 808621, 1309577, 1803757, 5164181, 14405347, 19841327, 24881963, 34271383, 95599121, 273701593, 376985213, 1051590331, 1816383299, 19980216289]

約数ペア:

[(1, 19980216289), (11, 1816383299), (19, 1051590331), (53, 376985213), (73, 273701593), (209, 95599121), (583, 34271383), (803, 24881963), (1007, 19841327), (1387, 14405347), (3869, 5164181), (11077, 1803757), (15257, 1309577), (24709, 808621), (42559, 469471), (73511, 271799)]