20727564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 58254336

約数和(自身を除く): 37526772

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 47, 52, 66, 78, 94, 132, 141, 143, 156, 188, 257, 282, 286, 429, 514, 517, 564, 572, 611, 771, 858, 1028, 1034, 1222, 1542, 1551, 1716, 1833, 2068, 2444, 2827, 3084, 3102, 3341, 3666, 5654, 6204, 6682, 6721, 7332, 8481, 10023, 11308, 12079, 13364, 13442, 16962, 20046, 20163, 24158, 26884, 33924, 36237, 36751, 40092, 40326, 48316, 72474, 73502, 80652, 110253, 132869, 144948, 147004, 157027, 220506, 265738, 314054, 398607, 441012, 471081, 531476, 628108, 797214, 942162, 1594428, 1727297, 1884324, 3454594, 5181891, 6909188, 10363782, 20727564]

約数ペア:

[(1, 20727564), (2, 10363782), (3, 6909188), (4, 5181891), (6, 3454594), (11, 1884324), (12, 1727297), (13, 1594428), (22, 942162), (26, 797214), (33, 628108), (39, 531476), (44, 471081), (47, 441012), (52, 398607), (66, 314054), (78, 265738), (94, 220506), (132, 157027), (141, 147004), (143, 144948), (156, 132869), (188, 110253), (257, 80652), (282, 73502), (286, 72474), (429, 48316), (514, 40326), (517, 40092), (564, 36751), (572, 36237), (611, 33924), (771, 26884), (858, 24158), (1028, 20163), (1034, 20046), (1222, 16962), (1542, 13442), (1551, 13364), (1716, 12079), (1833, 11308), (2068, 10023), (2444, 8481), (2827, 7332), (3084, 6721), (3102, 6682), (3341, 6204), (3666, 5654)]