20172899127

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{2053}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 29199401088

約数和(自身を除く): 9026501961

約数列:

[1, 3, 19, 43, 57, 129, 211, 361, 633, 817, 1083, 2053, 2451, 4009, 6159, 9073, 12027, 15523, 27219, 39007, 46569, 76171, 88279, 117021, 172387, 228513, 264837, 433183, 517161, 741133, 1299549, 1677301, 2223399, 3275353, 5031903, 8230477, 9826059, 18626869, 24691431, 31868719, 55880607, 95606157, 156379063, 353910511, 469137189, 1061731533, 6724299709, 20172899127]

約数ペア:

[(1, 20172899127), (3, 6724299709), (19, 1061731533), (43, 469137189), (57, 353910511), (129, 156379063), (211, 95606157), (361, 55880607), (633, 31868719), (817, 24691431), (1083, 18626869), (2053, 9826059), (2451, 8230477), (4009, 5031903), (6159, 3275353), (9073, 2223399), (12027, 1677301), (15523, 1299549), (27219, 741133), (39007, 517161), (46569, 433183), (76171, 264837), (88279, 228513), (117021, 172387)]