207640892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1801}}^1$

素因数の和:1902

約数の個数: 48

約数和(自身を含む): 402638880

約数和(自身を除く): 194997988

約数列:

[1, 2, 4, 19, 37, 38, 41, 74, 76, 82, 148, 164, 703, 779, 1406, 1517, 1558, 1801, 2812, 3034, 3116, 3602, 6068, 7204, 28823, 34219, 57646, 66637, 68438, 73841, 115292, 133274, 136876, 147682, 266548, 295364, 1266103, 1402979, 2532206, 2732117, 2805958, 5064412, 5464234, 5611916, 10928468, 51910223, 103820446, 207640892]

約数ペア:

[(1, 207640892), (2, 103820446), (4, 51910223), (19, 10928468), (37, 5611916), (38, 5464234), (41, 5064412), (74, 2805958), (76, 2732117), (82, 2532206), (148, 1402979), (164, 1266103), (703, 295364), (779, 266548), (1406, 147682), (1517, 136876), (1558, 133274), (1801, 115292), (2812, 73841), (3034, 68438), (3116, 66637), (3602, 57646), (6068, 34219), (7204, 28823)]