20552376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3508

約数の個数: 64

約数和(自身を含む): 58262400

約数和(自身を除く): 37710024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 228, 247, 312, 456, 494, 741, 988, 1482, 1976, 2964, 3467, 5928, 6934, 10401, 13868, 20802, 27736, 41604, 45071, 65873, 83208, 90142, 131746, 135213, 180284, 197619, 263492, 270426, 360568, 395238, 526984, 540852, 790476, 856349, 1081704, 1580952, 1712698, 2569047, 3425396, 5138094, 6850792, 10276188, 20552376]

約数ペア:

[(1, 20552376), (2, 10276188), (3, 6850792), (4, 5138094), (6, 3425396), (8, 2569047), (12, 1712698), (13, 1580952), (19, 1081704), (24, 856349), (26, 790476), (38, 540852), (39, 526984), (52, 395238), (57, 360568), (76, 270426), (78, 263492), (104, 197619), (114, 180284), (152, 135213), (156, 131746), (228, 90142), (247, 83208), (312, 65873), (456, 45071), (494, 41604), (741, 27736), (988, 20802), (1482, 13868), (1976, 10401), (2964, 6934), (3467, 5928)]