20575002

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1555

約数の個数: 48

約数和(自身を含む): 48919680

約数和(自身を除く): 28344678

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1489, 1974, 2303, 2978, 4467, 4606, 6909, 8934, 10423, 13818, 20846, 31269, 62538, 69983, 72961, 139966, 145922, 209949, 218883, 419898, 437766, 489881, 979762, 1469643, 2939286, 3429167, 6858334, 10287501, 20575002]

約数ペア:

[(1, 20575002), (2, 10287501), (3, 6858334), (6, 3429167), (7, 2939286), (14, 1469643), (21, 979762), (42, 489881), (47, 437766), (49, 419898), (94, 218883), (98, 209949), (141, 145922), (147, 139966), (282, 72961), (294, 69983), (329, 62538), (658, 31269), (987, 20846), (1489, 13818), (1974, 10423), (2303, 8934), (2978, 6909), (4467, 4606)]