478917686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{20627}}^1$

素因数の和:20708

約数の個数: 32

約数和(自身を含む): 831720960

約数和(自身を除く): 352803274

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 893, 1222, 1786, 11609, 20627, 23218, 41254, 268151, 391913, 536302, 783826, 969469, 1938938, 5094869, 10189738, 12603097, 18419911, 25206194, 36839822, 239458843, 478917686]

約数ペア:

[(1, 478917686), (2, 239458843), (13, 36839822), (19, 25206194), (26, 18419911), (38, 12603097), (47, 10189738), (94, 5094869), (247, 1938938), (494, 969469), (611, 783826), (893, 536302), (1222, 391913), (1786, 268151), (11609, 41254), (20627, 23218)]