20884656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33469}}^1$

素因数の和:33493

約数の個数: 40

約数和(自身を含む): 58103920

約数和(自身を除く): 37219264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33469, 66938, 100407, 133876, 200814, 267752, 401628, 435097, 535504, 803256, 870194, 1305291, 1606512, 1740388, 2610582, 3480776, 5221164, 6961552, 10442328, 20884656]

約数ペア:

[(1, 20884656), (2, 10442328), (3, 6961552), (4, 5221164), (6, 3480776), (8, 2610582), (12, 1740388), (13, 1606512), (16, 1305291), (24, 870194), (26, 803256), (39, 535504), (48, 435097), (52, 401628), (78, 267752), (104, 200814), (156, 133876), (208, 100407), (312, 66938), (624, 33469)]