20400192

素因数分解:

$2^6\times 3^2\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 84

約数和(自身を含む): 59198256

約数和(自身を除く): 38798064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 107, 144, 192, 214, 288, 321, 331, 428, 576, 642, 662, 856, 963, 993, 1284, 1324, 1712, 1926, 1986, 2568, 2648, 2979, 3424, 3852, 3972, 5136, 5296, 5958, 6848, 7704, 7944, 10272, 10592, 11916, 15408, 15888, 20544, 21184, 23832, 30816, 31776, 35417, 47664, 61632, 63552, 70834, 95328, 106251, 141668, 190656, 212502, 283336, 318753, 425004, 566672, 637506, 850008, 1133344, 1275012, 1700016, 2266688, 2550024, 3400032, 5100048, 6800064, 10200096, 20400192]

約数ペア:

[(1, 20400192), (2, 10200096), (3, 6800064), (4, 5100048), (6, 3400032), (8, 2550024), (9, 2266688), (12, 1700016), (16, 1275012), (18, 1133344), (24, 850008), (32, 637506), (36, 566672), (48, 425004), (64, 318753), (72, 283336), (96, 212502), (107, 190656), (144, 141668), (192, 106251), (214, 95328), (288, 70834), (321, 63552), (331, 61632), (428, 47664), (576, 35417), (642, 31776), (662, 30816), (856, 23832), (963, 21184), (993, 20544), (1284, 15888), (1324, 15408), (1712, 11916), (1926, 10592), (1986, 10272), (2568, 7944), (2648, 7704), (2979, 6848), (3424, 5958), (3852, 5296), (3972, 5136)]