20984892

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2969}}^1$

素因数の和:3026

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 32237508

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 2969, 3534, 5938, 7068, 8907, 11876, 17814, 35628, 56411, 92039, 112822, 169233, 184078, 225644, 276117, 338466, 368156, 552234, 676932, 1104468, 1748741, 3497482, 5246223, 6994964, 10492446, 20984892]

約数ペア:

[(1, 20984892), (2, 10492446), (3, 6994964), (4, 5246223), (6, 3497482), (12, 1748741), (19, 1104468), (31, 676932), (38, 552234), (57, 368156), (62, 338466), (76, 276117), (93, 225644), (114, 184078), (124, 169233), (186, 112822), (228, 92039), (372, 56411), (589, 35628), (1178, 17814), (1767, 11876), (2356, 8907), (2969, 7068), (3534, 5938)]