20197749024

素因数分解:

$2^5\times 3^2\times {\mathrm{463}}^1\times {\mathrm{151471}}^1$

素因数の和:151950

約数の個数: 72

約数和(自身を含む): 57561783552

約数和(自身を除く): 37364034528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 463, 926, 1389, 1852, 2778, 3704, 4167, 5556, 7408, 8334, 11112, 14816, 16668, 22224, 33336, 44448, 66672, 133344, 151471, 302942, 454413, 605884, 908826, 1211768, 1363239, 1817652, 2423536, 2726478, 3635304, 4847072, 5452956, 7270608, 10905912, 14541216, 21811824, 43623648, 70131073, 140262146, 210393219, 280524292, 420786438, 561048584, 631179657, 841572876, 1122097168, 1262359314, 1683145752, 2244194336, 2524718628, 3366291504, 5049437256, 6732583008, 10098874512, 20197749024]

約数ペア:

[(1, 20197749024), (2, 10098874512), (3, 6732583008), (4, 5049437256), (6, 3366291504), (8, 2524718628), (9, 2244194336), (12, 1683145752), (16, 1262359314), (18, 1122097168), (24, 841572876), (32, 631179657), (36, 561048584), (48, 420786438), (72, 280524292), (96, 210393219), (144, 140262146), (288, 70131073), (463, 43623648), (926, 21811824), (1389, 14541216), (1852, 10905912), (2778, 7270608), (3704, 5452956), (4167, 4847072), (5556, 3635304), (7408, 2726478), (8334, 2423536), (11112, 1817652), (14816, 1363239), (16668, 1211768), (22224, 908826), (33336, 605884), (44448, 454413), (66672, 302942), (133344, 151471)]