20550872056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{63929}}^1$

素因数の和:64240

約数の個数: 64

約数和(自身を含む): 45431215200

約数和(自身を除く): 24880343144

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 281, 286, 562, 572, 1124, 1144, 2248, 3091, 3653, 6182, 7306, 12364, 14612, 24728, 29224, 40183, 63929, 80366, 127858, 160732, 255716, 321464, 511432, 703219, 831077, 1406438, 1662154, 2812876, 3324308, 5625752, 6648616, 9141847, 17964049, 18283694, 35928098, 36567388, 71856196, 73134776, 143712392, 197604539, 233532637, 395209078, 467065274, 790418156, 934130548, 1580836312, 1868261096, 2568859007, 5137718014, 10275436028, 20550872056]

約数ペア:

[(1, 20550872056), (2, 10275436028), (4, 5137718014), (8, 2568859007), (11, 1868261096), (13, 1580836312), (22, 934130548), (26, 790418156), (44, 467065274), (52, 395209078), (88, 233532637), (104, 197604539), (143, 143712392), (281, 73134776), (286, 71856196), (562, 36567388), (572, 35928098), (1124, 18283694), (1144, 17964049), (2248, 9141847), (3091, 6648616), (3653, 5625752), (6182, 3324308), (7306, 2812876), (12364, 1662154), (14612, 1406438), (24728, 831077), (29224, 703219), (40183, 511432), (63929, 321464), (80366, 255716), (127858, 160732)]