19417164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6551}}^1$

素因数の和:6590

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 31950516

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6551, 13102, 19653, 26204, 39306, 78612, 85163, 124469, 170326, 248938, 255489, 340652, 373407, 497876, 510978, 746814, 1021956, 1493628, 1618097, 3236194, 4854291, 6472388, 9708582, 19417164]

約数ペア:

[(1, 19417164), (2, 9708582), (3, 6472388), (4, 4854291), (6, 3236194), (12, 1618097), (13, 1493628), (19, 1021956), (26, 746814), (38, 510978), (39, 497876), (52, 373407), (57, 340652), (76, 255489), (78, 248938), (114, 170326), (156, 124469), (228, 85163), (247, 78612), (494, 39306), (741, 26204), (988, 19653), (1482, 13102), (2964, 6551)]