20174425072

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{1663}}^1$

素因数の和:1982

約数の個数: 80

約数和(自身を含む): 40557404160

約数和(自身を除く): 20382979088

約数列:

[1, 2, 4, 8, 16, 59, 71, 118, 142, 181, 236, 284, 362, 472, 568, 724, 944, 1136, 1448, 1663, 2896, 3326, 4189, 6652, 8378, 10679, 12851, 13304, 16756, 21358, 25702, 26608, 33512, 42716, 51404, 67024, 85432, 98117, 102808, 118073, 170864, 196234, 205616, 236146, 301003, 392468, 472292, 602006, 758209, 784936, 944584, 1204012, 1516418, 1569872, 1889168, 2408024, 3032836, 4816048, 6065672, 6966307, 12131344, 13932614, 17759177, 21371213, 27865228, 35518354, 42742426, 55730456, 71036708, 85484852, 111460912, 142073416, 170969704, 284146832, 341939408, 1260901567, 2521803134, 5043606268, 10087212536, 20174425072]

約数ペア:

[(1, 20174425072), (2, 10087212536), (4, 5043606268), (8, 2521803134), (16, 1260901567), (59, 341939408), (71, 284146832), (118, 170969704), (142, 142073416), (181, 111460912), (236, 85484852), (284, 71036708), (362, 55730456), (472, 42742426), (568, 35518354), (724, 27865228), (944, 21371213), (1136, 17759177), (1448, 13932614), (1663, 12131344), (2896, 6966307), (3326, 6065672), (4189, 4816048), (6652, 3032836), (8378, 2408024), (10679, 1889168), (12851, 1569872), (13304, 1516418), (16756, 1204012), (21358, 944584), (25702, 784936), (26608, 758209), (33512, 602006), (42716, 472292), (51404, 392468), (67024, 301003), (85432, 236146), (98117, 205616), (102808, 196234), (118073, 170864)]