38989874

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 78941952

約数和(自身を除く): 39952078

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 53, 77, 106, 119, 154, 187, 238, 281, 371, 374, 562, 583, 742, 901, 1166, 1309, 1802, 1967, 2618, 3091, 3934, 4081, 4777, 6182, 6307, 8162, 9554, 9911, 12614, 14893, 19822, 21637, 29786, 33439, 43274, 52547, 66878, 69377, 104251, 105094, 138754, 163823, 208502, 253181, 327646, 367829, 506362, 735658, 1146761, 1772267, 2293522, 2784991, 3544534, 5569982, 19494937, 38989874]

約数ペア:

[(1, 38989874), (2, 19494937), (7, 5569982), (11, 3544534), (14, 2784991), (17, 2293522), (22, 1772267), (34, 1146761), (53, 735658), (77, 506362), (106, 367829), (119, 327646), (154, 253181), (187, 208502), (238, 163823), (281, 138754), (371, 105094), (374, 104251), (562, 69377), (583, 66878), (742, 52547), (901, 43274), (1166, 33439), (1309, 29786), (1802, 21637), (1967, 19822), (2618, 14893), (3091, 12614), (3934, 9911), (4081, 9554), (4777, 8162), (6182, 6307)]