20246742

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 47090160

約数和(自身を除く): 26843418

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 318, 342, 477, 954, 1007, 1117, 2014, 2234, 3021, 3351, 6042, 6702, 9063, 10053, 18126, 20106, 21223, 42446, 59201, 63669, 118402, 127338, 177603, 191007, 355206, 382014, 532809, 1065618, 1124819, 2249638, 3374457, 6748914, 10123371, 20246742]

約数ペア:

[(1, 20246742), (2, 10123371), (3, 6748914), (6, 3374457), (9, 2249638), (18, 1124819), (19, 1065618), (38, 532809), (53, 382014), (57, 355206), (106, 191007), (114, 177603), (159, 127338), (171, 118402), (318, 63669), (342, 59201), (477, 42446), (954, 21223), (1007, 20106), (1117, 18126), (2014, 10053), (2234, 9063), (3021, 6702), (3351, 6042)]