20863128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6079}}^1$

素因数の和:6112

約数の個数: 64

約数和(自身を含む): 61286400

約数和(自身を除く): 40423272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 6079, 12158, 18237, 24316, 36474, 48632, 66869, 72948, 79027, 133738, 145896, 158054, 200607, 237081, 267476, 316108, 401214, 474162, 534952, 632216, 802428, 869297, 948324, 1604856, 1738594, 1896648, 2607891, 3477188, 5215782, 6954376, 10431564, 20863128]

約数ペア:

[(1, 20863128), (2, 10431564), (3, 6954376), (4, 5215782), (6, 3477188), (8, 2607891), (11, 1896648), (12, 1738594), (13, 1604856), (22, 948324), (24, 869297), (26, 802428), (33, 632216), (39, 534952), (44, 474162), (52, 401214), (66, 316108), (78, 267476), (88, 237081), (104, 200607), (132, 158054), (143, 145896), (156, 133738), (264, 79027), (286, 72948), (312, 66869), (429, 48632), (572, 36474), (858, 24316), (1144, 18237), (1716, 12158), (3432, 6079)]