20341222749

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{7673}}^1$

素因数の和:8154

約数の個数: 48

約数和(自身を含む): 31844030400

約数和(自身を除く): 11502807651

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 419, 703, 1257, 2109, 3771, 6327, 7673, 7961, 15503, 23019, 23883, 46509, 69057, 71649, 139527, 145787, 283901, 294557, 437361, 851703, 883671, 1312083, 2555109, 2651013, 3214987, 5394119, 9644961, 16182357, 28934883, 48547071, 61084753, 118954519, 183254259, 356863557, 549762777, 1070590671, 2260135861, 6780407583, 20341222749]

約数ペア:

[(1, 20341222749), (3, 6780407583), (9, 2260135861), (19, 1070590671), (37, 549762777), (57, 356863557), (111, 183254259), (171, 118954519), (333, 61084753), (419, 48547071), (703, 28934883), (1257, 16182357), (2109, 9644961), (3771, 5394119), (6327, 3214987), (7673, 2651013), (7961, 2555109), (15503, 1312083), (23019, 883671), (23883, 851703), (46509, 437361), (69057, 294557), (71649, 283901), (139527, 145787)]