38631788

素因数分解:

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

素因数の和:738

約数の個数: 48

約数和(自身を含む): 78015840

約数和(自身を除く): 39384052

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 61, 76, 122, 244, 247, 494, 641, 793, 988, 1159, 1282, 1586, 2318, 2564, 3172, 4636, 8333, 12179, 15067, 16666, 24358, 30134, 33332, 39101, 48716, 60268, 78202, 156404, 158327, 316654, 508313, 633308, 742919, 1016626, 1485838, 2033252, 2971676, 9657947, 19315894, 38631788]

約数ペア:

[(1, 38631788), (2, 19315894), (4, 9657947), (13, 2971676), (19, 2033252), (26, 1485838), (38, 1016626), (52, 742919), (61, 633308), (76, 508313), (122, 316654), (244, 158327), (247, 156404), (494, 78202), (641, 60268), (793, 48716), (988, 39101), (1159, 33332), (1282, 30134), (1586, 24358), (2318, 16666), (2564, 15067), (3172, 12179), (4636, 8333)]