19315894

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 33435360

約数和(自身を除く): 14119466

約数列:

[1, 2, 13, 19, 26, 38, 61, 122, 247, 494, 641, 793, 1159, 1282, 1586, 2318, 8333, 12179, 15067, 16666, 24358, 30134, 39101, 78202, 158327, 316654, 508313, 742919, 1016626, 1485838, 9657947, 19315894]

約数ペア:

[(1, 19315894), (2, 9657947), (13, 1485838), (19, 1016626), (26, 742919), (38, 508313), (61, 316654), (122, 158327), (247, 78202), (494, 39101), (641, 30134), (793, 24358), (1159, 16666), (1282, 15067), (1586, 12179), (2318, 8333)]