38993396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 78744960

約数和(自身を除く): 39751564

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 494, 647, 793, 988, 1159, 1294, 1586, 2318, 2588, 3172, 4636, 8411, 12293, 15067, 16822, 24586, 30134, 33644, 39467, 49172, 60268, 78934, 157868, 159809, 319618, 513071, 639236, 749873, 1026142, 1499746, 2052284, 2999492, 9748349, 19496698, 38993396]

約数ペア:

[(1, 38993396), (2, 19496698), (4, 9748349), (13, 2999492), (19, 2052284), (26, 1499746), (38, 1026142), (52, 749873), (61, 639236), (76, 513071), (122, 319618), (244, 159809), (247, 157868), (494, 78934), (647, 60268), (793, 49172), (988, 39467), (1159, 33644), (1294, 30134), (1586, 24586), (2318, 16822), (2588, 15067), (3172, 12293), (4636, 8411)]