20937202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3853}}^1$

素因数の和:3898

約数の個数: 32

約数和(自身を含む): 38848320

約数和(自身を除く): 17911118

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 2717, 3853, 5434, 7706, 42383, 50089, 73207, 84766, 100178, 146414, 550979, 805277, 951691, 1101958, 1610554, 1903382, 10468601, 20937202]

約数ペア:

[(1, 20937202), (2, 10468601), (11, 1903382), (13, 1610554), (19, 1101958), (22, 951691), (26, 805277), (38, 550979), (143, 146414), (209, 100178), (247, 84766), (286, 73207), (418, 50089), (494, 42383), (2717, 7706), (3853, 5434)]