20643348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8231}}^1$

素因数の和:8268

約数の個数: 48

約数和(自身を含む): 55319040

約数和(自身を除く): 34675692

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8231, 16462, 24693, 32924, 49386, 90541, 98772, 156389, 181082, 271623, 312778, 362164, 469167, 543246, 625556, 938334, 1086492, 1720279, 1876668, 3440558, 5160837, 6881116, 10321674, 20643348]

約数ペア:

[(1, 20643348), (2, 10321674), (3, 6881116), (4, 5160837), (6, 3440558), (11, 1876668), (12, 1720279), (19, 1086492), (22, 938334), (33, 625556), (38, 543246), (44, 469167), (57, 362164), (66, 312778), (76, 271623), (114, 181082), (132, 156389), (209, 98772), (228, 90541), (418, 49386), (627, 32924), (836, 24693), (1254, 16462), (2508, 8231)]