20178690318

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1009}}^1\times {\mathrm{20963}}^1$

素因数の和:22033

約数の個数: 48

約数和(自身を含む): 44591685840

約数和(自身を除く): 24412995522

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 1009, 2018, 3027, 6054, 9081, 18162, 20963, 41926, 53477, 62889, 106954, 125778, 160431, 188667, 320862, 377334, 481293, 962586, 1111039, 2222078, 3333117, 6666234, 9999351, 19998702, 21151667, 42303334, 63455001, 126910002, 190365003, 380730006, 1121038351, 2242076702, 3363115053, 6726230106, 10089345159, 20178690318]

約数ペア:

[(1, 20178690318), (2, 10089345159), (3, 6726230106), (6, 3363115053), (9, 2242076702), (18, 1121038351), (53, 380730006), (106, 190365003), (159, 126910002), (318, 63455001), (477, 42303334), (954, 21151667), (1009, 19998702), (2018, 9999351), (3027, 6666234), (6054, 3333117), (9081, 2222078), (18162, 1111039), (20963, 962586), (41926, 481293), (53477, 377334), (62889, 320862), (106954, 188667), (125778, 160431)]