39451828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 79481920

約数和(自身を除く): 40030092

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 494, 547, 949, 988, 1094, 1387, 1898, 2188, 2774, 3796, 5548, 7111, 10393, 14222, 18031, 20786, 28444, 36062, 39931, 41572, 72124, 79862, 135109, 159724, 270218, 519103, 540436, 758689, 1038206, 1517378, 2076412, 3034756, 9862957, 19725914, 39451828]

約数ペア:

[(1, 39451828), (2, 19725914), (4, 9862957), (13, 3034756), (19, 2076412), (26, 1517378), (38, 1038206), (52, 758689), (73, 540436), (76, 519103), (146, 270218), (247, 159724), (292, 135109), (494, 79862), (547, 72124), (949, 41572), (988, 39931), (1094, 36062), (1387, 28444), (1898, 20786), (2188, 18031), (2774, 14222), (3796, 10393), (5548, 7111)]