20143271844

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{517609}}^1$

素因数の和:517689

約数の個数: 72

約数和(自身を含む): 54262091520

約数和(自身を除く): 34118819676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 828, 846, 1081, 1692, 2162, 3243, 4324, 6486, 9729, 12972, 19458, 38916, 517609, 1035218, 1552827, 2070436, 3105654, 4658481, 6211308, 9316962, 11905007, 18633924, 23810014, 24327623, 35715021, 47620028, 48655246, 71430042, 72982869, 97310492, 107145063, 142860084, 145965738, 214290126, 218948607, 291931476, 428580252, 437897214, 559535329, 875794428, 1119070658, 1678605987, 2238141316, 3357211974, 5035817961, 6714423948, 10071635922, 20143271844]

約数ペア:

[(1, 20143271844), (2, 10071635922), (3, 6714423948), (4, 5035817961), (6, 3357211974), (9, 2238141316), (12, 1678605987), (18, 1119070658), (23, 875794428), (36, 559535329), (46, 437897214), (47, 428580252), (69, 291931476), (92, 218948607), (94, 214290126), (138, 145965738), (141, 142860084), (188, 107145063), (207, 97310492), (276, 72982869), (282, 71430042), (414, 48655246), (423, 47620028), (564, 35715021), (828, 24327623), (846, 23810014), (1081, 18633924), (1692, 11905007), (2162, 9316962), (3243, 6211308), (4324, 4658481), (6486, 3105654), (9729, 2070436), (12972, 1552827), (19458, 1035218), (38916, 517609)]